Large canvas does not honor containing div's border radius

Source/core/rendering/RenderLayerCompositor.cpp

 /*
  * Copyright (C) 2009, 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 2113 matching lines @@
     graphicsLayer->resetTrackedRepaints();
 
     for (size_t i = 0; i < graphicsLayer->children().size(); ++i)
         resetTrackedRepaintRectsRecursive(graphicsLayer->children()[i]);
 
     if (GraphicsLayer* replicaLayer = graphicsLayer->replicaLayer())
         resetTrackedRepaintRectsRecursive(replicaLayer);
 
     if (GraphicsLayer* maskLayer = graphicsLayer->maskLayer())
         resetTrackedRepaintRectsRecursive(maskLayer);
+
+    if (GraphicsLayer* borderRadiusLayer = graphicsLayer->borderRadiusLayer())
+        resetTrackedRepaintRectsRecursive(borderRadiusLayer);
 }
 
 void RenderLayerCompositor::resetTrackedRepaintRects()
 {
     if (GraphicsLayer* rootLayer = rootGraphicsLayer())
         resetTrackedRepaintRectsRecursive(rootLayer);
 }
 
 void RenderLayerCompositor::setTracksRepaints(bool tracksRepaints)
 {
@@ skipping 608 matching lines @@
     info.addMember(m_layerForScrollCorner, "layerForScrollCorner");
 #if ENABLE(RUBBER_BANDING)
     info.addMember(m_layerForOverhangAreas, "layerForOverhangAreas");
     info.addMember(m_contentShadowLayer, "contentShadowLayer");
     info.addMember(m_layerForTopOverhangArea, "layerForTopOverhangArea");
     info.addMember(m_layerForBottomOverhangArea, "layerForBottomOverhangArea");
 #endif
 }
 
 } // namespace WebCore