From b52b6dfb21b4c403501cd7a53dd1a2d9910bdcf5 Mon Sep 17 00:00:00 2001
From: Harry Twyford <htwyford@mozilla.com>
Date: Tue, 11 Feb 2020 09:49:11 +0000
Subject: [PATCH] Bug 1608336 - Disable Touch Bar for non-chrome windows.
 r=mikedeboer

Differential Revision: https://phabricator.services.mozilla.com/D62259

--HG--
extra : moz-landing-system : lando
---
 browser/components/touchbar/MacTouchBar.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/browser/components/touchbar/MacTouchBar.js b/browser/components/touchbar/MacTouchBar.js
index 3f437d798c82..8c6b270f6b89 100644
--- a/browser/components/touchbar/MacTouchBar.js
+++ b/browser/components/touchbar/MacTouchBar.js
@@ -294,6 +294,16 @@ class TouchBarHelper {
       Ci.nsIMutableArray
     );
 
+    let window = TouchBarHelper.window;
+    if (
+      !window ||
+      !window.isChromeWindow ||
+      window.document.documentElement.getAttribute("windowtype") !=
+        "navigator:browser"
+    ) {
+      return layoutItems;
+    }
+
     // Every input must be updated at least once so that all assets (titles,
     // icons) are loaded. We keep track of which inputs haven't updated and
     // run an update on them ASAP.