Bug 845526 - Limit complexity of invalid region in RemoveFrameFromLayerManager. r=mattwoodrow

2013-03-02 12:21:00 -05:00
parent 555fd1a835
commit c9169ed15c
1 changed files with 1 additions and 0 deletions
--- a/layout/base/FrameLayerBuilder.cpp
+++ b/layout/base/FrameLayerBuilder.cpp
@@ -923,6 +923,7 @@ FrameLayerBuilder::RemoveFrameFromLayerManager(nsIFrame* aFrame,
        nsIntRegion rgn = old.ScaleToOutsidePixels(thebesData->mXScale, thebesData->mYScale, thebesData->mAppUnitsPerDevPixel);
        rgn.MoveBy(-GetTranslationForThebesLayer(t));
        thebesData->mRegionToInvalidate.Or(thebesData->mRegionToInvalidate, rgn);
+        thebesData->mRegionToInvalidate.SimplifyOutward(8);
      }
    }