Merge 144236

Source/WebCore/platform/ScrollView.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 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 872 matching lines @@
 void ScrollView::frameRectsChanged()
 {
     if (platformWidget())
         return;
 
     HashSet<RefPtr<Widget> >::const_iterator end = m_children.end();
     for (HashSet<RefPtr<Widget> >::const_iterator current = m_children.begin(); current != end; ++current)
         (*current)->frameRectsChanged();
 }
 
+void ScrollView::clipRectChanged()
+{
+    HashSet<RefPtr<Widget> >::const_iterator end = m_children.end();
+    for (HashSet<RefPtr<Widget> >::const_iterator current = m_children.begin(); current != end; ++current)
+        (*current)->clipRectChanged();
+}
+
 #if USE(ACCELERATED_COMPOSITING)
 static void positionScrollbarLayer(GraphicsLayer* graphicsLayer, Scrollbar* scrollbar)
 {
     if (!graphicsLayer || !scrollbar)
         return;
 
     IntRect scrollbarRect = scrollbar->frameRect();
     graphicsLayer->setPosition(scrollbarRect.location());
 
     if (scrollbarRect.size() == graphicsLayer->size())
@@ skipping 521 matching lines @@
 }
 
 bool ScrollView::platformIsOffscreen() const
 {
     return false;
 }
 
 #endif
 
 }