Bug 656284 - Fix clipped XUL progressmeter on Windows. r=roc

layout/reftests/forms/progress/style.css

@@ -23,6 +23,8 @@ div.progress-bar {
    * width: 100%;
    */
 
+  -moz-box-sizing: border-box;
+
   /* Default style in case of there is -moz-appearance: none; */
   background-color: ThreeDShadow;
 }

layout/style/forms.css

@@ -679,6 +679,7 @@ progress {
   float: none ! important;
   position: static ! important;
   overflow: visible ! important;
+  -moz-box-sizing: border-box ! important;
 
   -moz-appearance: progresschunk;
   height: 100%;

widget/reftests/progressbar-fallback-default-style-ref.html

@@ -29,6 +29,8 @@
       height: 100%;
       width: 100%;
 
+      -moz-box-sizing: border-box;
+
       /* Default style in case of there is -moz-appearance: none; */
       background-color: ThreeDShadow;
     }

widget/src/windows/nsNativeThemeWin.cpp

@@ -349,14 +349,6 @@ static CaptionButtonPadding buttonData[3] = {
  * These values are found by experimenting and comparing against native widgets
  * used by the system. They are very unlikely exact but try to not be too wrong.
  */
-// PP_CHUNK is overflowing on the bottom for no appearant reasons.
-// This is a fix around this issue.
-static const PRInt32 kProgressDeterminedXPOverflow = 11;
-// Same thing but for PP_FILL.
-static const PRInt32 kProgressDeterminedVistaOverflow = 4;
-// Same thing but for indeterminate progress bar.
-// The value is the same for PP_CHUNK and PP_MOVEOVERLAY in that case.
-static const PRInt32 kProgressIndeterminateOverflow = 2;
 // The width of the overlay used to animate the progress bar (Vista and later).
 static const PRInt32 kProgressVistaOverlayWidth = 120;
 // The width of the overlay used to for indeterminate progress bars on XP.
@@ -1326,14 +1318,6 @@ RENDER_AGAIN:
   }
   else if (aWidgetType == NS_THEME_WINDOW_BUTTON_CLOSE) {
     OffsetBackgroundRect(widgetRect, CAPTIONBUTTON_CLOSE);
-  } else if (aWidgetType == NS_THEME_PROGRESSBAR_CHUNK) {
-    nsIFrame* stateFrame = aFrame->GetParent();
-    nsEventStates eventStates = GetContentState(stateFrame, aWidgetType);
-    widgetRect.bottom -= IsIndeterminateProgress(stateFrame, eventStates)
-                           ? kProgressIndeterminateOverflow
-                           : nsUXThemeData::sIsVistaOrLater
-                             ? kProgressDeterminedVistaOverflow
-                             : kProgressDeterminedXPOverflow;
   }
 
   // widgetRect is the bounding box for a widget, yet the scale track is only