Bug 1279642 - Remove CachedBackgroundImage. r=dholbert

--HG--
extra : rebase_source : e83199eccb12be43e755044da2b1aecdc08521bb

layout/generic/nsCanvasFrame.h

@@ -201,7 +201,6 @@ public:
 
   virtual void NotifyRenderingChanged() override
   {
-    mFrame->Properties().Delete(nsIFrame::CachedBackgroundImage());
     mFrame->Properties().Delete(nsIFrame::CachedBackgroundImageDT());
   }
 

layout/generic/nsFrame.cpp

@@ -86,7 +86,6 @@
 #include "DisplayItemScrollClip.h"
 #include "StickyScrollContainer.h"
 #include "nsFontInflationData.h"
-#include "gfxASurface.h"
 #include "nsRegion.h"
 #include "nsIFrameInlines.h"
 

layout/generic/nsIFrame.h

@@ -936,7 +936,6 @@ public:
   // or height), imposed by its flex container.
   NS_DECLARE_FRAME_PROPERTY_SMALL_VALUE(FlexItemMainSizeOverride, nscoord)
 
-  NS_DECLARE_FRAME_PROPERTY_RELEASABLE(CachedBackgroundImage, gfxASurface)
   NS_DECLARE_FRAME_PROPERTY_RELEASABLE(CachedBackgroundImageDT, DrawTarget)
 
   NS_DECLARE_FRAME_PROPERTY_DELETABLE(InvalidationRect, nsRect)