Merge 79699 - 2011-02-25 Vangelis Kokkevis <vangelis@chromium.org>...

Source/WebCore/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 1082 matching lines @@
 
     detachRootPlatformLayer();
 }
 
 void RenderLayerCompositor::updateRootLayerPosition()
 {
     if (m_rootPlatformLayer) {
         m_rootPlatformLayer->setSize(FloatSize(m_renderView->docWidth(), m_renderView->docHeight()));
         m_rootPlatformLayer->setPosition(FloatPoint(m_renderView->docLeft(), m_renderView->docTop()));
     }
+    if (m_clipLayer) {
+        FrameView* frameView = m_renderView->frameView();
+        m_clipLayer->setSize(FloatSize(frameView->layoutWidth(), frameView->layoutHeight()));
+    }
 }
 
 void RenderLayerCompositor::didStartAcceleratedAnimation(CSSPropertyID property)
 {
     // If an accelerated animation or transition runs, we have to turn off overlap checking because
     // we don't do layout for every frame, but we have to ensure that the layering is
     // correct between the animating object and other objects on the page.
     if (property == CSSPropertyWebkitTransform)
         setCompositingConsultsOverlap(false);
 }
@@ skipping 522 matching lines @@
         size_t listSize = normalFlowList->size();
         for (size_t i = 0; i < listSize; ++i)
             updateContentsScale(scale, normalFlowList->at(i));
     }
 }
 
 } // namespace WebCore
 
 #endif // USE(ACCELERATED_COMPOSITING)