remove memoryinstrumentation

Source/core/rendering/RenderLayerCompositor.h

 /*
  * Copyright (C) 2009 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 213 matching lines @@
     GraphicsLayer* updateLayerForTopOverhangArea(bool wantsLayer);
     GraphicsLayer* updateLayerForBottomOverhangArea(bool wantsLayer);
 #endif
 
     void updateViewportConstraintStatus(RenderLayer*);
     void removeViewportConstrainedLayer(RenderLayer*);
 
     void resetTrackedRepaintRects();
     void setTracksRepaints(bool);
 
-    void reportMemoryUsage(MemoryObjectInfo*) const;
     void setShouldReevaluateCompositingAfterLayout() { m_reevaluateCompositingAfterLayout = true; }
 
     bool viewHasTransparentBackground(Color* backgroundColor = 0) const;
 
     CompositingReasons reasonsForCompositing(const RenderLayer*) const;
     
 private:
     class OverlapMap;
 
     // GraphicsLayerClient implementation
@@ skipping 140 matching lines @@
     int m_secondaryCompositedLayerCount; // count of layers that have to be composited because of stacking or overlap.
     double m_obligatoryBackingStoreBytes;
     double m_secondaryBackingStoreBytes;
 #endif
 };
 
 
 } // namespace WebCore
 
 #endif // RenderLayerCompositor_h