remove memoryinstrumentation

Source/core/rendering/RenderLayerBacking.h

 /*
  * Copyright (C) 2009, 2010, 2011 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 160 matching lines @@
 
     void updateFilters(const RenderStyle*);
     bool canCompositeFilters() const { return m_canCompositeFilters; }
 
     // Return an estimate of the backing store area (in pixels) allocated by this object's GraphicsLayers.
     double backingStoreMemoryEstimate() const;
 
 #if ENABLE(CSS_COMPOSITING)
     void setBlendMode(BlendMode);
 #endif
-    void reportMemoryUsage(MemoryObjectInfo*) const;
 
 private:
     void createPrimaryGraphicsLayer();
     void destroyGraphicsLayers();
     
     PassOwnPtr<GraphicsLayer> createGraphicsLayer(const String&);
 
     RenderLayerModelObject* renderer() const { return m_owningLayer->renderer(); }
     RenderLayerCompositor* compositor() const { return m_owningLayer->compositor(); }
 
@@ skipping 81 matching lines @@
     bool m_boundsConstrainedByClipping;
     bool m_isMainFrameRenderViewLayer;
     bool m_requiresOwnBackingStore;
     bool m_canCompositeFilters;
     bool m_backgroundLayerPaintsFixedRootBackground;
 };
 
 } // namespace WebCore
 
 #endif // RenderLayerBacking_h