From 96c6f4671c98c1d5105ad35f4f0cbdbd2876c896 Mon Sep 17 00:00:00 2001
From: Jeff Walden <jwalden@mit.edu>
Date: Tue, 9 Aug 2011 13:54:32 -0700
Subject: [PATCH] Add CSS test suite metadata to the vector background-size
 tests.  r=metadata and please DONTBUILD

--HG--
extra : rebase_source : 7cecdb07c565901cb3759f4b2ae09a139bdae262
---
 .../diagonal-percentage-vector-background-ref.html     |  9 +++++++++
 .../vector/diagonal-percentage-vector-background.html  |  9 +++++++++
 .../backgrounds/vector/empty/ref-tall-empty.html       |  5 +++++
 .../backgrounds/vector/empty/ref-tall-lime.html        |  5 +++++
 .../backgrounds/vector/empty/ref-wide-empty.html       |  5 +++++
 .../backgrounds/vector/empty/ref-wide-lime.html        |  5 +++++
 .../vector/empty/tall--contain--height.html            | 10 ++++++++++
 .../backgrounds/vector/empty/tall--contain--width.html | 10 ++++++++++
 .../backgrounds/vector/empty/tall--cover--height.html  | 10 ++++++++++
 .../backgrounds/vector/empty/tall--cover--width.html   | 10 ++++++++++
 .../vector/empty/wide--contain--height.html            | 10 ++++++++++
 .../backgrounds/vector/empty/wide--contain--width.html | 10 ++++++++++
 .../backgrounds/vector/empty/wide--cover--height.html  | 10 ++++++++++
 .../backgrounds/vector/empty/wide--cover--width.html   | 10 ++++++++++
 .../vector/empty/zero-height-ratio-5px-auto.html       |  9 +++++++++
 .../vector/empty/zero-height-ratio-auto-5px.html       |  9 +++++++++
 .../vector/empty/zero-height-ratio-auto-auto.html      |  9 +++++++++
 .../vector/empty/zero-height-ratio-contain.html        |  9 +++++++++
 .../vector/empty/zero-height-ratio-cover.html          |  9 +++++++++
 .../empty/zero-ratio-no-dimensions-5px-auto.html       |  9 +++++++++
 .../empty/zero-ratio-no-dimensions-auto-5px.html       |  9 +++++++++
 .../empty/zero-ratio-no-dimensions-auto-auto.html      |  9 +++++++++
 .../vector/empty/zero-ratio-no-dimensions-contain.html |  9 +++++++++
 .../vector/empty/zero-ratio-no-dimensions-cover.html   |  9 +++++++++
 .../vector/empty/zero-width-ratio-5px-auto.html        |  9 +++++++++
 .../vector/empty/zero-width-ratio-auto-5px.html        |  9 +++++++++
 .../vector/empty/zero-width-ratio-auto-auto.html       |  9 +++++++++
 .../vector/empty/zero-width-ratio-contain.html         |  9 +++++++++
 .../vector/empty/zero-width-ratio-cover.html           |  9 +++++++++
 .../vector/ref-tall-lime192x384-aqua192x384.html       |  5 +++++
 .../vector/ref-tall-lime256x16-aqua256x16.html         |  5 +++++
 .../vector/ref-tall-lime256x384-aqua256x384.html       |  5 +++++
 .../vector/ref-tall-lime256x512-aqua256x256.html       |  5 +++++
 .../backgrounds/vector/ref-tall-lime256x768.html       |  5 +++++
 .../backgrounds/vector/ref-tall-lime2x16-aqua2x16.html |  5 +++++
 .../vector/ref-tall-lime32x128-aqua32x128.html         |  5 +++++
 .../vector/ref-tall-lime32x16-aqua32x16.html           |  5 +++++
 .../vector/ref-tall-lime32x256-aqua32x256.html         |  5 +++++
 .../vector/ref-tall-lime32x384-aqua32x384.html         |  5 +++++
 .../vector/ref-tall-lime32x64-aqua32x64.html           |  5 +++++
 .../vector/ref-tall-lime48x384-aqua48x384.html         |  5 +++++
 .../backgrounds/vector/ref-tall-lime4x16-aqua4x16.html |  5 +++++
 .../backgrounds/vector/ref-tall-lime8x16-aqua8x16.html |  5 +++++
 .../backgrounds/vector/ref-tall-lime8x32-aqua8x32.html |  5 +++++
 .../vector/ref-tall-lime8x384-aqua8x384.html           |  5 +++++
 .../backgrounds/vector/ref-tall-lime8x64-aqua8x64.html |  5 +++++
 .../vector/ref-wide-lime12x128-aqua12x128.html         |  5 +++++
 .../vector/ref-wide-lime12x16-aqua12x16.html           |  5 +++++
 .../vector/ref-wide-lime12x24-aqua12x24.html           |  5 +++++
 .../vector/ref-wide-lime12x96-aqua12x96.html           |  5 +++++
 .../vector/ref-wide-lime16x128-aqua16x128.html         |  5 +++++
 .../backgrounds/vector/ref-wide-lime2x16-aqua2x16.html |  5 +++++
 .../vector/ref-wide-lime64x128-aqua64x128.html         |  5 +++++
 .../vector/ref-wide-lime768x128-aqua768x128.html       |  5 +++++
 .../vector/ref-wide-lime768x16-aqua768x16.html         |  5 +++++
 .../backgrounds/vector/ref-wide-lime768x256.html       |  5 +++++
 .../vector/ref-wide-lime8x128-aqua8x128.html           |  5 +++++
 .../backgrounds/vector/ref-wide-lime8x16-aqua8x16.html |  5 +++++
 .../backgrounds/vector/ref-wide-lime8x64-aqua8x64.html |  5 +++++
 ...to--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...-32px-auto--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...-auto--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 ...ll--32px-auto--nonpercent-width-omitted-height.html |  9 +++++++++
 ...-auto--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 ...ll--32px-auto--nonpercent-width-percent-height.html |  9 +++++++++
 ...-auto--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...ll--32px-auto--omitted-width-nonpercent-height.html |  9 +++++++++
 ...2px-auto--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--32px-auto--omitted-width-omitted-height.html |  9 +++++++++
 ...2px-auto--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--32px-auto--omitted-width-percent-height.html |  9 +++++++++
 ...-auto--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...ll--32px-auto--percent-width-nonpercent-height.html |  9 +++++++++
 ...2px-auto--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--32px-auto--percent-width-omitted-height.html |  9 +++++++++
 ...2px-auto--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--32px-auto--percent-width-percent-height.html |  9 +++++++++
 ...to--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...tall--auto--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...-auto--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--auto--nonpercent-width-omitted-height.html   |  9 +++++++++
 ...-auto--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--auto--nonpercent-width-percent-height.html   |  9 +++++++++
 ...-auto--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 .../tall--auto--omitted-width-nonpercent-height.html   |  9 +++++++++
 ...ll--auto--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--auto--omitted-width-omitted-height.html      |  9 +++++++++
 ...ll--auto--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--auto--omitted-width-percent-height.html      |  9 +++++++++
 ...-auto--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 .../tall--auto--percent-width-nonpercent-height.html   |  9 +++++++++
 ...ll--auto--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--auto--percent-width-omitted-height.html      |  9 +++++++++
 ...ll--auto--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--auto--percent-width-percent-height.html      |  9 +++++++++
 ...px--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...-auto-32px--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...-32px--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 ...ll--auto-32px--nonpercent-width-omitted-height.html |  9 +++++++++
 ...-32px--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 ...ll--auto-32px--nonpercent-width-percent-height.html |  9 +++++++++
 ...-32px--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...ll--auto-32px--omitted-width-nonpercent-height.html |  9 +++++++++
 ...uto-32px--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--auto-32px--omitted-width-omitted-height.html |  9 +++++++++
 ...uto-32px--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--auto-32px--omitted-width-percent-height.html |  9 +++++++++
 ...-32px--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...ll--auto-32px--percent-width-nonpercent-height.html |  9 +++++++++
 ...uto-32px--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--auto-32px--percent-width-omitted-height.html |  9 +++++++++
 ...uto-32px--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--auto-32px--percent-width-percent-height.html |  9 +++++++++
 ...in--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...l--contain--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...ntain--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 ...tall--contain--nonpercent-width-omitted-height.html |  9 +++++++++
 ...ntain--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 ...tall--contain--nonpercent-width-percent-height.html |  9 +++++++++
 ...ntain--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...tall--contain--omitted-width-nonpercent-height.html |  9 +++++++++
 ...-contain--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--contain--omitted-width-omitted-height.html   |  9 +++++++++
 ...-contain--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--contain--omitted-width-percent-height.html   |  9 +++++++++
 ...ntain--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...tall--contain--percent-width-nonpercent-height.html |  9 +++++++++
 ...-contain--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--contain--percent-width-omitted-height.html   |  9 +++++++++
 ...-contain--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--contain--percent-width-percent-height.html   |  9 +++++++++
 ...ver--nonpercent-width-nonpercent-height--crisp.html |  9 +++++++++
 ...percent-width-nonpercent-height-viewbox--crisp.html | 10 ++++++++++
 ...er--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...all--cover--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...cover--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--cover--nonpercent-width-omitted-height.html  |  9 +++++++++
 ...cover--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--cover--nonpercent-width-percent-height.html  |  9 +++++++++
 ...cover--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 .../tall--cover--omitted-width-nonpercent-height.html  |  9 +++++++++
 ...l--cover--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--cover--omitted-width-omitted-height.html     |  9 +++++++++
 ...l--cover--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--cover--omitted-width-percent-height.html     |  9 +++++++++
 ...cover--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 .../tall--cover--percent-width-nonpercent-height.html  |  9 +++++++++
 ...l--cover--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../tall--cover--percent-width-omitted-height.html     |  9 +++++++++
 ...l--cover--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../tall--cover--percent-width-percent-height.html     |  9 +++++++++
 layout/reftests/backgrounds/vector/template.html       |  9 +++++++++
 ...to--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...-12px-auto--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...-auto--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 ...de--12px-auto--nonpercent-width-omitted-height.html |  9 +++++++++
 ...-auto--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 ...de--12px-auto--nonpercent-width-percent-height.html |  9 +++++++++
 ...-auto--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...de--12px-auto--omitted-width-nonpercent-height.html |  9 +++++++++
 ...2px-auto--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--12px-auto--omitted-width-omitted-height.html |  9 +++++++++
 ...2px-auto--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--12px-auto--omitted-width-percent-height.html |  9 +++++++++
 ...-auto--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...de--12px-auto--percent-width-nonpercent-height.html |  9 +++++++++
 ...2px-auto--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--12px-auto--percent-width-omitted-height.html |  9 +++++++++
 ...2px-auto--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--12px-auto--percent-width-percent-height.html |  9 +++++++++
 ...to--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...wide--auto--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...-auto--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--auto--nonpercent-width-omitted-height.html   |  9 +++++++++
 ...-auto--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--auto--nonpercent-width-percent-height.html   |  9 +++++++++
 ...-auto--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 .../wide--auto--omitted-width-nonpercent-height.html   |  9 +++++++++
 ...de--auto--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--auto--omitted-width-omitted-height.html      |  9 +++++++++
 ...de--auto--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--auto--omitted-width-percent-height.html      |  9 +++++++++
 ...-auto--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 .../wide--auto--percent-width-nonpercent-height.html   |  9 +++++++++
 ...de--auto--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--auto--percent-width-omitted-height.html      |  9 +++++++++
 ...de--auto--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--auto--percent-width-percent-height.html      |  9 +++++++++
 ...px--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...-auto-32px--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...-32px--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 ...de--auto-32px--nonpercent-width-omitted-height.html |  9 +++++++++
 ...-32px--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 ...de--auto-32px--nonpercent-width-percent-height.html |  9 +++++++++
 ...-32px--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...de--auto-32px--omitted-width-nonpercent-height.html |  9 +++++++++
 ...uto-32px--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--auto-32px--omitted-width-omitted-height.html |  9 +++++++++
 ...uto-32px--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--auto-32px--omitted-width-percent-height.html |  9 +++++++++
 ...-32px--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...de--auto-32px--percent-width-nonpercent-height.html |  9 +++++++++
 ...uto-32px--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--auto-32px--percent-width-omitted-height.html |  9 +++++++++
 ...uto-32px--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--auto-32px--percent-width-percent-height.html |  9 +++++++++
 ...in--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...e--contain--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...ntain--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 ...wide--contain--nonpercent-width-omitted-height.html |  9 +++++++++
 ...ntain--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 ...wide--contain--nonpercent-width-percent-height.html |  9 +++++++++
 ...ntain--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...wide--contain--omitted-width-nonpercent-height.html |  9 +++++++++
 ...-contain--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--contain--omitted-width-omitted-height.html   |  9 +++++++++
 ...-contain--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--contain--omitted-width-percent-height.html   |  9 +++++++++
 ...ntain--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...wide--contain--percent-width-nonpercent-height.html |  9 +++++++++
 ...-contain--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--contain--percent-width-omitted-height.html   |  9 +++++++++
 ...-contain--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--contain--percent-width-percent-height.html   |  9 +++++++++
 ...er--nonpercent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 ...ide--cover--nonpercent-width-nonpercent-height.html |  9 +++++++++
 ...cover--nonpercent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--cover--nonpercent-width-omitted-height.html  |  9 +++++++++
 ...cover--nonpercent-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--cover--nonpercent-width-percent-height.html  |  9 +++++++++
 ...cover--omitted-width-nonpercent-height-viewbox.html | 10 ++++++++++
 .../wide--cover--omitted-width-nonpercent-height.html  |  9 +++++++++
 ...e--cover--omitted-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--cover--omitted-width-omitted-height.html     |  9 +++++++++
 ...e--cover--omitted-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--cover--omitted-width-percent-height.html     |  9 +++++++++
 ...cover--percent-width-nonpercent-height-viewbox.html | 10 ++++++++++
 .../wide--cover--percent-width-nonpercent-height.html  |  9 +++++++++
 ...e--cover--percent-width-omitted-height-viewbox.html | 10 ++++++++++
 .../wide--cover--percent-width-omitted-height.html     |  9 +++++++++
 ...e--cover--percent-width-percent-height-viewbox.html | 10 ++++++++++
 .../wide--cover--percent-width-percent-height.html     |  9 +++++++++
 242 files changed, 2141 insertions(+)

diff --git a/layout/reftests/backgrounds/vector/diagonal-percentage-vector-background-ref.html b/layout/reftests/backgrounds/vector/diagonal-percentage-vector-background-ref.html
index e8a181ee8884..48af46c0d704 100644
--- a/layout/reftests/backgrounds/vector/diagonal-percentage-vector-background-ref.html
+++ b/layout/reftests/backgrounds/vector/diagonal-percentage-vector-background-ref.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>Scaled vector image without intrinsic dimensions as background, with rendering dependent on the diagonal</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 #outer
 {
diff --git a/layout/reftests/backgrounds/vector/diagonal-percentage-vector-background.html b/layout/reftests/backgrounds/vector/diagonal-percentage-vector-background.html
index afe51e9ede6c..74fbb8b51c58 100644
--- a/layout/reftests/backgrounds/vector/diagonal-percentage-vector-background.html
+++ b/layout/reftests/backgrounds/vector/diagonal-percentage-vector-background.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>Scaled vector image without intrinsic dimensions as background, with rendering dependent on the diagonal</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 #outer
 {
diff --git a/layout/reftests/backgrounds/vector/empty/ref-tall-empty.html b/layout/reftests/backgrounds/vector/empty/ref-tall-empty.html
index 4578d3917b0b..37e411f081b0 100644
--- a/layout/reftests/backgrounds/vector/empty/ref-tall-empty.html
+++ b/layout/reftests/backgrounds/vector/empty/ref-tall-empty.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, empty</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/ref-tall-lime.html b/layout/reftests/backgrounds/vector/empty/ref-tall-lime.html
index 4b0f6a4fadf5..d0f18bfcfcf9 100644
--- a/layout/reftests/backgrounds/vector/empty/ref-tall-lime.html
+++ b/layout/reftests/backgrounds/vector/empty/ref-tall-lime.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, lime fill</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/ref-wide-empty.html b/layout/reftests/backgrounds/vector/empty/ref-wide-empty.html
index 3b4b2da95ed8..16ad533156ed 100644
--- a/layout/reftests/backgrounds/vector/empty/ref-wide-empty.html
+++ b/layout/reftests/backgrounds/vector/empty/ref-wide-empty.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, empty</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/ref-wide-lime.html b/layout/reftests/backgrounds/vector/empty/ref-wide-lime.html
index 374af7cd297b..7ae51768a884 100644
--- a/layout/reftests/backgrounds/vector/empty/ref-wide-lime.html
+++ b/layout/reftests/backgrounds/vector/empty/ref-wide-lime.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, empty</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/tall--contain--height.html b/layout/reftests/backgrounds/vector/empty/tall--contain--height.html
index bb2dcb05575c..8c0d38a301da 100644
--- a/layout/reftests/backgrounds/vector/empty/tall--contain--height.html
+++ b/layout/reftests/backgrounds/vector/empty/tall--contain--height.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for nonpercent-width-omitted-height-extreme-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/tall--contain--width.html b/layout/reftests/backgrounds/vector/empty/tall--contain--width.html
index a22105a6a889..2fe4ac8d8375 100644
--- a/layout/reftests/backgrounds/vector/empty/tall--contain--width.html
+++ b/layout/reftests/backgrounds/vector/empty/tall--contain--width.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for omitted-width-nonpercent-height-extreme-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/tall--cover--height.html b/layout/reftests/backgrounds/vector/empty/tall--cover--height.html
index ce81f0da0c62..be40ed2e8c72 100644
--- a/layout/reftests/backgrounds/vector/empty/tall--cover--height.html
+++ b/layout/reftests/backgrounds/vector/empty/tall--cover--height.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-omitted-height-extreme-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/tall--cover--width.html b/layout/reftests/backgrounds/vector/empty/tall--cover--width.html
index abb63fa171b0..e4fea72c9ba4 100644
--- a/layout/reftests/backgrounds/vector/empty/tall--cover--width.html
+++ b/layout/reftests/backgrounds/vector/empty/tall--cover--width.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for omitted-width-nonpercent-height-extreme-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/wide--contain--height.html b/layout/reftests/backgrounds/vector/empty/wide--contain--height.html
index f3f24b0b7688..e81082f10618 100644
--- a/layout/reftests/backgrounds/vector/empty/wide--contain--height.html
+++ b/layout/reftests/backgrounds/vector/empty/wide--contain--height.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for nonpercent-width-omitted-height-extreme-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/wide--contain--width.html b/layout/reftests/backgrounds/vector/empty/wide--contain--width.html
index 3174da88cdc8..2b88a018c93e 100644
--- a/layout/reftests/backgrounds/vector/empty/wide--contain--width.html
+++ b/layout/reftests/backgrounds/vector/empty/wide--contain--width.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for omitted-width-nonpercent-height-extreme-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/wide--cover--height.html b/layout/reftests/backgrounds/vector/empty/wide--cover--height.html
index da02d304d952..7b6c323e416a 100644
--- a/layout/reftests/backgrounds/vector/empty/wide--cover--height.html
+++ b/layout/reftests/backgrounds/vector/empty/wide--cover--height.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for nonpercent-width-omitted-height-extreme-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/wide--cover--width.html b/layout/reftests/backgrounds/vector/empty/wide--cover--width.html
index 0842c4b9e22f..beb516db31fb 100644
--- a/layout/reftests/backgrounds/vector/empty/wide--cover--width.html
+++ b/layout/reftests/backgrounds/vector/empty/wide--cover--width.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for omitted-width-nonpercent-height-extreme-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-5px-auto.html b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-5px-auto.html
index deca83568120..059a075fdc2e 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-5px-auto.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-5px-auto.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero height ratio, 5px auto</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-auto-5px.html b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-auto-5px.html
index 03f3f3795280..99a0b070cdf0 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-auto-5px.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-auto-5px.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero height ratio, auto 5px</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-auto-auto.html b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-auto-auto.html
index 4ccc47b29a4a..82d34bfee023 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-auto-auto.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-auto-auto.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero height ratio, auto auto</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-contain.html b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-contain.html
index 89132ea0c0ea..caf6c57d6d5b 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-contain.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-contain.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero height ratio, contain</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-cover.html b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-cover.html
index e1c0f060d56d..a34dd6164876 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-height-ratio-cover.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-height-ratio-cover.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero height ratio, cover</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-5px-auto.html b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-5px-auto.html
index 3b47bb47d0e2..2581e299b877 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-5px-auto.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-5px-auto.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero ratio, no dimensions, 5px auto</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-auto-5px.html b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-auto-5px.html
index 2ebf838b1871..4198c9d06dea 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-auto-5px.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-auto-5px.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero ratio, no dimensions, auto 5px</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-auto-auto.html b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-auto-auto.html
index f0ab1277353d..85c20fd1e3f8 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-auto-auto.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-auto-auto.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero ratio, no dimensions, auto auto</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-contain.html b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-contain.html
index 0890e1be3f3d..fa62a253162e 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-contain.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-contain.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero ratio, no dimensions, contain</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-cover.html b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-cover.html
index de54313f2dbe..771269e2cb48 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-cover.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-ratio-no-dimensions-cover.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero ratio, no dimensions, cover</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-5px-auto.html b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-5px-auto.html
index 522be29d0d36..675e75b39697 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-5px-auto.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-5px-auto.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero height ratio, 5px auto</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-auto-5px.html b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-auto-5px.html
index a3f50e579cc3..c16d11df76ed 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-auto-5px.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-auto-5px.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero height ratio, auto 5px</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-auto-auto.html b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-auto-auto.html
index a85595d684b4..78a7327ab10a 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-auto-auto.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-auto-auto.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero width ratio, auto auto</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-contain.html b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-contain.html
index 3dc3a39baf9d..560498377258 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-contain.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-contain.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero width ratio, contain</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-cover.html b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-cover.html
index 5a16de943073..a1e6c52f4d6e 100644
--- a/layout/reftests/backgrounds/vector/empty/zero-width-ratio-cover.html
+++ b/layout/reftests/backgrounds/vector/empty/zero-width-ratio-cover.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>zero width ratio, cover</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime192x384-aqua192x384.html b/layout/reftests/backgrounds/vector/ref-tall-lime192x384-aqua192x384.html
index 2d3e3ac956b7..c6e0f556afd3 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime192x384-aqua192x384.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime192x384-aqua192x384.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 192x384 lime, 192x384 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime256x16-aqua256x16.html b/layout/reftests/backgrounds/vector/ref-tall-lime256x16-aqua256x16.html
index 2afc9afec7e6..8e31125cc452 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime256x16-aqua256x16.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime256x16-aqua256x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 256x16 lime, 256x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime256x384-aqua256x384.html b/layout/reftests/backgrounds/vector/ref-tall-lime256x384-aqua256x384.html
index d02ee7a43419..1060860355f7 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime256x384-aqua256x384.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime256x384-aqua256x384.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 256x384 lime, 256x384 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime256x512-aqua256x256.html b/layout/reftests/backgrounds/vector/ref-tall-lime256x512-aqua256x256.html
index 9000149fd056..9b67682cd7e3 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime256x512-aqua256x256.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime256x512-aqua256x256.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 256x512 lime, 256x256 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime256x768.html b/layout/reftests/backgrounds/vector/ref-tall-lime256x768.html
index 9be420474215..792c7d7c063f 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime256x768.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime256x768.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 256x512 lime, 256x256 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 #outer
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime2x16-aqua2x16.html b/layout/reftests/backgrounds/vector/ref-tall-lime2x16-aqua2x16.html
index 45ddc0135ce1..d95edcda43f8 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime2x16-aqua2x16.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime2x16-aqua2x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 2x16 lime, 2x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime32x128-aqua32x128.html b/layout/reftests/backgrounds/vector/ref-tall-lime32x128-aqua32x128.html
index e5e5d74511a8..dbd1e1bfde02 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime32x128-aqua32x128.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime32x128-aqua32x128.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 32x128 lime, 32x128 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime32x16-aqua32x16.html b/layout/reftests/backgrounds/vector/ref-tall-lime32x16-aqua32x16.html
index 281842b10351..00316e074984 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime32x16-aqua32x16.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime32x16-aqua32x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 32x16 lime, 32x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime32x256-aqua32x256.html b/layout/reftests/backgrounds/vector/ref-tall-lime32x256-aqua32x256.html
index db464f75e833..c4d9ab0cf81c 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime32x256-aqua32x256.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime32x256-aqua32x256.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 32x256 lime, 32x256 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime32x384-aqua32x384.html b/layout/reftests/backgrounds/vector/ref-tall-lime32x384-aqua32x384.html
index 13adefe5a19e..aa78e40a7ca9 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime32x384-aqua32x384.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime32x384-aqua32x384.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 32x384 lime, 32x384 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime32x64-aqua32x64.html b/layout/reftests/backgrounds/vector/ref-tall-lime32x64-aqua32x64.html
index 386ade56d755..f7ffadb7b712 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime32x64-aqua32x64.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime32x64-aqua32x64.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 32x64 lime, 32x64 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime48x384-aqua48x384.html b/layout/reftests/backgrounds/vector/ref-tall-lime48x384-aqua48x384.html
index 71a762785c56..2153798ff600 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime48x384-aqua48x384.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime48x384-aqua48x384.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 48x384 lime, 48x384 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime4x16-aqua4x16.html b/layout/reftests/backgrounds/vector/ref-tall-lime4x16-aqua4x16.html
index 7e4de850b29c..fc9b39883ef7 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime4x16-aqua4x16.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime4x16-aqua4x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 4x16 lime, 4x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime8x16-aqua8x16.html b/layout/reftests/backgrounds/vector/ref-tall-lime8x16-aqua8x16.html
index 6d6af250d005..2275861a035d 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime8x16-aqua8x16.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime8x16-aqua8x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 8x16 lime, 8x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime8x32-aqua8x32.html b/layout/reftests/backgrounds/vector/ref-tall-lime8x32-aqua8x32.html
index 55deb8cb0946..804a16dd22d7 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime8x32-aqua8x32.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime8x32-aqua8x32.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 8x32 lime, 8x32 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime8x384-aqua8x384.html b/layout/reftests/backgrounds/vector/ref-tall-lime8x384-aqua8x384.html
index 1479ecab518f..c9ce995ff5fd 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime8x384-aqua8x384.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime8x384-aqua8x384.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 8x384 lime, 8x384 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-tall-lime8x64-aqua8x64.html b/layout/reftests/backgrounds/vector/ref-tall-lime8x64-aqua8x64.html
index 0bfabeb36b10..8c80b0d431a3 100644
--- a/layout/reftests/backgrounds/vector/ref-tall-lime8x64-aqua8x64.html
+++ b/layout/reftests/backgrounds/vector/ref-tall-lime8x64-aqua8x64.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall reference, 8x64 lime, 8x64 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime12x128-aqua12x128.html b/layout/reftests/backgrounds/vector/ref-wide-lime12x128-aqua12x128.html
index a653822f01ab..dbb2549ee6fd 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime12x128-aqua12x128.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime12x128-aqua12x128.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 12x128 lime, 12x128 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime12x16-aqua12x16.html b/layout/reftests/backgrounds/vector/ref-wide-lime12x16-aqua12x16.html
index 1c26d0f4828d..3ac4d56eaa82 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime12x16-aqua12x16.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime12x16-aqua12x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 12x16 lime, 12x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime12x24-aqua12x24.html b/layout/reftests/backgrounds/vector/ref-wide-lime12x24-aqua12x24.html
index a7dbea4820be..72fd8a263292 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime12x24-aqua12x24.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime12x24-aqua12x24.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 12x24 lime, 12x24 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime12x96-aqua12x96.html b/layout/reftests/backgrounds/vector/ref-wide-lime12x96-aqua12x96.html
index e368aea015c0..f7640c61d53a 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime12x96-aqua12x96.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime12x96-aqua12x96.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 12x96 lime, 12x96 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime16x128-aqua16x128.html b/layout/reftests/backgrounds/vector/ref-wide-lime16x128-aqua16x128.html
index f160fbdba2ac..d19a76d10098 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime16x128-aqua16x128.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime16x128-aqua16x128.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 16x128 lime, 16x128 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime2x16-aqua2x16.html b/layout/reftests/backgrounds/vector/ref-wide-lime2x16-aqua2x16.html
index cb8ad1a5bdcc..7db5654de325 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime2x16-aqua2x16.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime2x16-aqua2x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 2x16 lime, 2x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime64x128-aqua64x128.html b/layout/reftests/backgrounds/vector/ref-wide-lime64x128-aqua64x128.html
index fd275f1418d5..9bfd66385e4f 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime64x128-aqua64x128.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime64x128-aqua64x128.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 64x128 lime, 64x128 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime768x128-aqua768x128.html b/layout/reftests/backgrounds/vector/ref-wide-lime768x128-aqua768x128.html
index 93eb90b8a826..68de63ce7a8d 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime768x128-aqua768x128.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime768x128-aqua768x128.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 768x128 lime, 768x128 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime768x16-aqua768x16.html b/layout/reftests/backgrounds/vector/ref-wide-lime768x16-aqua768x16.html
index 247062c09cdc..ed521f5bacb5 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime768x16-aqua768x16.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime768x16-aqua768x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 768x16 lime, 768x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime768x256.html b/layout/reftests/backgrounds/vector/ref-wide-lime768x256.html
index 35e00726d92d..137d4f2cddbc 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime768x256.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime768x256.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 768x256 lime</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime8x128-aqua8x128.html b/layout/reftests/backgrounds/vector/ref-wide-lime8x128-aqua8x128.html
index e0ffc6c2a98f..7328e5b121bd 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime8x128-aqua8x128.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime8x128-aqua8x128.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 8x128 lime, 8x128 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime8x16-aqua8x16.html b/layout/reftests/backgrounds/vector/ref-wide-lime8x16-aqua8x16.html
index eb3b2b6e4e6a..ee8489564312 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime8x16-aqua8x16.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime8x16-aqua8x16.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 8x16 lime, 8x16 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/ref-wide-lime8x64-aqua8x64.html b/layout/reftests/backgrounds/vector/ref-wide-lime8x64-aqua8x64.html
index 1aeb39eaaaad..069617c2b38d 100644
--- a/layout/reftests/backgrounds/vector/ref-wide-lime8x64-aqua8x64.html
+++ b/layout/reftests/backgrounds/vector/ref-wide-lime8x64-aqua8x64.html
@@ -1,7 +1,12 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide reference, 8x64 lime, 8x64 aqua</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-nonpercent-height-viewbox.html
index fd9803a8f8b8..028bb9f7721b 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-nonpercent-height.html
index ba3c8aa77a9a..a82322c011c7 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-omitted-height-viewbox.html
index e53db7f30dd6..9f6ff8ee748b 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-omitted-height.html
index b0f5e401f11f..3dc583a7fe4e 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-percent-height-viewbox.html
index 1b048b823e76..eb665efd3029 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-percent-height.html
index e54a2ad9e70c..2f56317a1e90 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-nonpercent-height-viewbox.html
index 2d8f074cf71c..b7488305e5ce 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-nonpercent-height.html
index ec67fec894d3..9a666cc72d75 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-omitted-height-viewbox.html
index afe09a4b4c3e..79662459b422 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-omitted-height.html
index e2756de0e87c..4e7486893cae 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-percent-height-viewbox.html
index 2530adf68c5c..dc688710358a 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-percent-height.html
index 6545549bd3f2..947ec8df97e7 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-nonpercent-height-viewbox.html
index d325e918f6d3..f07a9cfc6e79 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-nonpercent-height.html
index feb0a9c6534b..98a4eeaa55a3 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-omitted-height-viewbox.html
index 6d5ade6fb778..bbd28a55827e 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-omitted-height.html
index 07e228f26242..612030bd41c5 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-percent-height-viewbox.html
index e99bd8686d7a..597111ff61b3 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-percent-height.html
index 816f27c505b6..8e8ba9e28eeb 100644
--- a/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--32px-auto--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: 32px auto; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-nonpercent-height-viewbox.html
index 642fbd80a646..381442e9ff7a 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-nonpercent-height.html
index 3b24eafce9b6..535249a43561 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-omitted-height-viewbox.html
index a0024d6c897b..a21c0b59a382 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-omitted-height.html
index a2d38f55697d..613ceea0c528 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-percent-height-viewbox.html
index f8100cf25bdc..704ed5ec0b61 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-percent-height.html
index 4fcc6e9e5ee8..b44f11eb45fa 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-nonpercent-height-viewbox.html
index cc02ddc44ae6..9dba9aa4c83e 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-nonpercent-height.html
index f5ac5ed3327e..b1738e19d6a0 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-omitted-height-viewbox.html
index 8615658f5805..a33d5f226f11 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-omitted-height.html
index 5329f2942309..6bad152af00b 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-percent-height-viewbox.html
index 03cff2b40ef4..e42096768224 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-percent-height.html
index a6fc1642c5bd..0f47281a3d88 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--percent-width-nonpercent-height-viewbox.html
index 50bfb2a93a08..16d363352672 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--auto--percent-width-nonpercent-height.html
index 94867ccf41b6..bcade3197fa8 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--percent-width-omitted-height-viewbox.html
index 8eb5d1c31ed3..570ec91cf753 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--auto--percent-width-omitted-height.html
index 779823ced817..36566da208d5 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto--percent-width-percent-height-viewbox.html
index 7b0353c77059..c9bcaaabafb3 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--auto--percent-width-percent-height.html
index 85624cccab92..784d15b63016 100644
--- a/layout/reftests/backgrounds/vector/tall--auto--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-nonpercent-height-viewbox.html
index 43c3e578b3d6..32e6a6ab3b85 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-nonpercent-height.html
index 27828843011c..f07ca6aba06e 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-omitted-height-viewbox.html
index b32858e2b7b3..15061db70726 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-omitted-height.html
index 163ba23798ac..2a2e99a3160b 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-percent-height-viewbox.html
index 748d1e2ae976..6c7855d680c9 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-percent-height.html
index d31b011afd12..320ab0e01f5d 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-nonpercent-height-viewbox.html
index 33d9adbc25fe..f0129ba215d3 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-nonpercent-height.html
index b80f160bdad4..700142d5abdb 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-omitted-height-viewbox.html
index 6dc6b7ebae13..effa92b3f1f1 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-omitted-height.html
index 324d1560692f..5a5ce372d633 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-percent-height-viewbox.html
index 43db64598dd5..a38195c7cd3f 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-percent-height.html
index c2381d4a549a..0e3b7a1e499b 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-nonpercent-height-viewbox.html
index 3276604e3042..d76373480430 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-nonpercent-height.html
index 2adf7504c3ea..93d5bc2aa1b7 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-omitted-height-viewbox.html
index 006ce5f00af0..dec3128672c1 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-omitted-height.html
index 989b882025ad..4f8e57da7018 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-percent-height-viewbox.html
index e3398c2e0a65..61c83a481b24 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-percent-height.html
index f95ba17bb301..c1c35a8cdfff 100644
--- a/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--auto-32px--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: auto 32px; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-nonpercent-height-viewbox.html
index 468921cdf89c..35c522456894 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-nonpercent-height.html
index 8b24b746e45c..0460b94298bd 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-omitted-height-viewbox.html
index aeed514e2f9e..1b9a541f99c6 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-omitted-height.html
index 8b4ed6b70340..95a5c1574c6a 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-percent-height-viewbox.html
index e188128d66cd..3f8fdd2391ea 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-percent-height.html
index 9ed2cae43dc1..4d365e0a55a8 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-nonpercent-height-viewbox.html
index ed53090a6c69..82d9d3d944f4 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-nonpercent-height.html
index 2f9015cb2497..6fb7f6aa568c 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-omitted-height-viewbox.html
index 06041b5bbc53..0ddec7426d03 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-omitted-height.html
index cc6e2060d266..453aeca77309 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-percent-height-viewbox.html
index b693b34fa46a..e34d8703ede9 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-percent-height.html
index e48a325f998b..986eb2b526d3 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--percent-width-nonpercent-height-viewbox.html
index b54ffa1c056a..bca47e5d17f8 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--contain--percent-width-nonpercent-height.html
index 119333a637bb..56e0587a35a6 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--percent-width-omitted-height-viewbox.html
index 0bcdf9560711..c758225bc179 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--contain--percent-width-omitted-height.html
index 97bde9099cd3..e454f28fc413 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--contain--percent-width-percent-height-viewbox.html
index f85cb97bc390..0123410e320a 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--contain--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--contain--percent-width-percent-height.html
index 69e064f86d1e..14c483e235eb 100644
--- a/layout/reftests/backgrounds/vector/tall--contain--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--contain--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: contain; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height--crisp.html b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height--crisp.html
index 89cf5d2e3af5..00356e83bf9e 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height--crisp.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height--crisp.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height-viewbox--crisp.html b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height-viewbox--crisp.html
index eb82a5eca94c..71e9790ebf3a 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height-viewbox--crisp.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height-viewbox--crisp.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height-viewbox.html
index ceceac79f81f..7029cc709148 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height.html
index 9621f927a217..3574bf501cd4 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-omitted-height-viewbox.html
index 81c668b485cf..a46ace1e6538 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-omitted-height.html
index 0d34345eeba2..38ff1e6d0cab 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-percent-height-viewbox.html
index 4d2ffda40a0c..f68cc62f9a14 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-percent-height.html
index a825bd043177..87128908f85e 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-nonpercent-height-viewbox.html
index cc10f7b30826..b0be12e5f171 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-nonpercent-height.html
index b4d89f205688..a560625f8329 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-omitted-height-viewbox.html
index cc4a89a73f91..6d77c6844ea9 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-omitted-height.html
index a70ef2a94046..e00cfed975e6 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-percent-height-viewbox.html
index 8dc68eda654a..fefb927752a4 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-percent-height.html
index e458d793c48b..c9b8006b4f1f 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--percent-width-nonpercent-height-viewbox.html
index 578dc64a707e..8549f85b5ec7 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/tall--cover--percent-width-nonpercent-height.html
index 1cf3e32e50de..7734a3b4fe0f 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--percent-width-omitted-height-viewbox.html
index dd88cd725062..2be708373e6a 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/tall--cover--percent-width-omitted-height.html
index 6d670bd5975b..1bd5b3cf2428 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/tall--cover--percent-width-percent-height-viewbox.html
index 7eeb5d77d1e4..e87ba6ba6f43 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/tall--cover--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/tall--cover--percent-width-percent-height.html
index 4cd646f26ff8..4930568ebef7 100644
--- a/layout/reftests/backgrounds/vector/tall--cover--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/tall--cover--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>tall background-size: cover; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/template.html b/layout/reftests/backgrounds/vector/template.html
index 2095fa5b91c0..65a40363678d 100644
--- a/layout/reftests/backgrounds/vector/template.html
+++ b/layout/reftests/backgrounds/vector/template.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>TALLWIDE background-size: SIZE; for VIMAGE</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-nonpercent-height-viewbox.html
index 2c3dc6ac642f..3acb1471eb3f 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-nonpercent-height.html
index 1b7a505dc10e..c68bb126e2af 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-omitted-height-viewbox.html
index 22d869e60cbb..5fac51f7a381 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-omitted-height.html
index e308e2847261..39139bf07db0 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-percent-height-viewbox.html
index 56f25a844ba5..2004537d5968 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-percent-height.html
index 8d6a5bf6f773..12421f6d696a 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-nonpercent-height-viewbox.html
index 922fa01f2e40..a735c0cfd968 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-nonpercent-height.html
index 5cf09ad3c199..bc020f0fcaf3 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-omitted-height-viewbox.html
index ea4fa44e2522..169e379948d2 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-omitted-height.html
index 3491823e0f61..684d18a17550 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-percent-height-viewbox.html
index f56553929a5b..c2f82c36e7ae 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-percent-height.html
index b47f649e47bd..6f3ddb69acaa 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-nonpercent-height-viewbox.html
index bccb98911d79..0bc05e73060a 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-nonpercent-height.html
index 7b82f76d6600..9b4b2acc7606 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-omitted-height-viewbox.html
index 77271f5b1780..0c30c0b353f9 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-omitted-height.html
index 90c041a6221a..cc873a55b372 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-percent-height-viewbox.html
index d85f8b62772a..42614c4b55c3 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-percent-height.html
index 5a68b62f40cf..e39b61093334 100644
--- a/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--12px-auto--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: 12px auto; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-nonpercent-height-viewbox.html
index 3ee97db8da5c..1cd8d94c3f10 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-nonpercent-height.html
index b5d8528cc3ea..08bd7f2564a0 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-omitted-height-viewbox.html
index 8f75558fcad2..71cf8f61ec5e 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-omitted-height.html
index 9510108528b3..0ace95021a80 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-percent-height-viewbox.html
index 9a03af227d44..e1f7f2618fef 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-percent-height.html
index f2e1ee513b4a..18312be47016 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-nonpercent-height-viewbox.html
index 5f1198755be1..f66416b17d33 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-nonpercent-height.html
index a77164041fde..f6f2be73183e 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-omitted-height-viewbox.html
index eceed7cf72dc..78f3a3a36c4f 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-omitted-height.html
index b5806aecefe7..83c76cd828ea 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-percent-height-viewbox.html
index 9fd2c8b219b6..e04a81216b6b 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-percent-height.html
index c12cf0b5cbf9..99a7cd2b0455 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--percent-width-nonpercent-height-viewbox.html
index bd20673f9dc3..4e5a07755193 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--auto--percent-width-nonpercent-height.html
index cc022be78426..355985de97a2 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--percent-width-omitted-height-viewbox.html
index 6e9a23dd47d2..e259690333f2 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--auto--percent-width-omitted-height.html
index 026b56dc9c47..70471cd7006a 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto--percent-width-percent-height-viewbox.html
index 17de29617169..2aac967a969c 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--auto--percent-width-percent-height.html
index 865903615190..7d119a372046 100644
--- a/layout/reftests/backgrounds/vector/wide--auto--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-nonpercent-height-viewbox.html
index 6e9b2292387c..f8d3da2c320d 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-nonpercent-height.html
index 3d4390fe58cf..8bd16d110d84 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-omitted-height-viewbox.html
index 3d563176b8e6..4573e583a289 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-omitted-height.html
index bc42ca57d19f..e8b20f292c33 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-percent-height-viewbox.html
index d919ccbc0049..5a1e405fbeaa 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-percent-height.html
index 624244d0112f..4890bc5c76b0 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-nonpercent-height-viewbox.html
index 49e711949c90..1d37678e4331 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-nonpercent-height.html
index 21f1387e7192..a58e491aad1f 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-omitted-height-viewbox.html
index bccb50ae0c02..12fe97541299 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-omitted-height.html
index 45ccc789628b..0cc08fde1b40 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-percent-height-viewbox.html
index 3cefcd5627b2..13de26257fed 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-percent-height.html
index 8911767c16da..d50223df6768 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-nonpercent-height-viewbox.html
index 844d8bc7a1bc..1c533534952f 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-nonpercent-height.html
index f474a2054cc5..9088fde48c61 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-omitted-height-viewbox.html
index 98c6359f5d4d..8ff18c4a4bc5 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-omitted-height.html
index 5e6fc7c4bd6b..a80cfd5a6620 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-percent-height-viewbox.html
index cb0575a74340..a1edcd802f82 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-percent-height.html
index b283f45bca5c..9f0186a5201c 100644
--- a/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--auto-32px--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: auto 32px; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-nonpercent-height-viewbox.html
index d0362bbae008..e31e2e00c279 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-nonpercent-height.html
index adf3c7138fc1..c3578b061999 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-omitted-height-viewbox.html
index 65778f3e4eb0..2f96d08ddcb3 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-omitted-height.html
index d001546c8293..bfe7b03358c8 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-percent-height-viewbox.html
index 723582d9f0d8..d12e35c98ff1 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-percent-height.html
index c320e3ea5366..3e098fa36dc9 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-nonpercent-height-viewbox.html
index a557eae6355c..11dc154351f3 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-nonpercent-height.html
index 2ffac114ad3c..0c4ed8af5b19 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-omitted-height-viewbox.html
index 4137c62988fa..7183a07b98b6 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-omitted-height.html
index 8bec681b31bf..b50a4429407b 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-percent-height-viewbox.html
index 8473a3b9c5f6..b4dd27945d0a 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-percent-height.html
index a5c1f5124129..642f26cc9d06 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--percent-width-nonpercent-height-viewbox.html
index 9c633e329f9d..80e3381546cc 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--contain--percent-width-nonpercent-height.html
index e16a2e04edec..bf6a42b2a816 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--percent-width-omitted-height-viewbox.html
index cb0e29705648..98ca31c88bb6 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--contain--percent-width-omitted-height.html
index 32928022f7cf..22325f27062d 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--contain--percent-width-percent-height-viewbox.html
index dc001b48e617..33cf37967894 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--contain--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--contain--percent-width-percent-height.html
index 71b994caf7b7..2347d35d67f7 100644
--- a/layout/reftests/backgrounds/vector/wide--contain--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--contain--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: contain; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-nonpercent-height-viewbox.html
index 1847bb5025ba..bab00d6b9114 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for nonpercent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-nonpercent-height.html
index d46e8b2b2475..ab7ecd975a27 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for nonpercent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-omitted-height-viewbox.html
index 4a5deb581d18..ba6395a0b6a9 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for nonpercent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-omitted-height.html
index de1113a2824e..c48b1c447e2d 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for nonpercent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-percent-height-viewbox.html
index c82a4f244fe6..e43de2570750 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for nonpercent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-percent-height.html
index 3e249bd2b022..70e1abce0cd5 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--nonpercent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for nonpercent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-nonpercent-height-viewbox.html
index e4d314cf307f..6095500e1f12 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for omitted-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-nonpercent-height.html
index 80093281e52b..8da880e77621 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for omitted-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-omitted-height-viewbox.html
index ac328e312909..328284f18de8 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for omitted-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-omitted-height.html
index 6142fc6d2c6c..b269803595cb 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for omitted-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-percent-height-viewbox.html
index 4327d45ef179..395717870415 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for omitted-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-percent-height.html
index 39a9ef1cfea7..4133a7ba622b 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--omitted-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--omitted-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for omitted-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--percent-width-nonpercent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--percent-width-nonpercent-height-viewbox.html
index 6d77007859f1..3795b93e0da4 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--percent-width-nonpercent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--percent-width-nonpercent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for percent-width-nonpercent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--percent-width-nonpercent-height.html b/layout/reftests/backgrounds/vector/wide--cover--percent-width-nonpercent-height.html
index 7e566e5cf3af..fd75fedfab17 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--percent-width-nonpercent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--percent-width-nonpercent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for percent-width-nonpercent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--percent-width-omitted-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--percent-width-omitted-height-viewbox.html
index 4fc993851d53..71d1ede86b43 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--percent-width-omitted-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--percent-width-omitted-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for percent-width-omitted-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--percent-width-omitted-height.html b/layout/reftests/backgrounds/vector/wide--cover--percent-width-omitted-height.html
index 66a6af9375db..d38969ffc376 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--percent-width-omitted-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--percent-width-omitted-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for percent-width-omitted-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--percent-width-percent-height-viewbox.html b/layout/reftests/backgrounds/vector/wide--cover--percent-width-percent-height-viewbox.html
index 6422102a4038..17da1912ad46 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--percent-width-percent-height-viewbox.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--percent-width-percent-height-viewbox.html
@@ -1,7 +1,17 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for percent-width-percent-height-viewbox.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {
diff --git a/layout/reftests/backgrounds/vector/wide--cover--percent-width-percent-height.html b/layout/reftests/backgrounds/vector/wide--cover--percent-width-percent-height.html
index 98efa4dae72d..f688223fb4f7 100644
--- a/layout/reftests/backgrounds/vector/wide--cover--percent-width-percent-height.html
+++ b/layout/reftests/backgrounds/vector/wide--cover--percent-width-percent-height.html
@@ -1,7 +1,16 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
 <!DOCTYPE html>
 <html>
 <head>
   <title>wide background-size: cover; for percent-width-percent-height.svg</title>
+  <link rel="author" title="Jeff Walden" href="http://whereswalden.com/" />
+  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-background-size" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#IntrinsicSizing" />
+  <link rel="help" href="http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute" />
+  <meta name="flags" content="svg" />
   <style type="text/css">
 div
 {