remove memoryinstrumentation

Source/core/rendering/RenderTableCol.h

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 58 matching lines @@
 
 
     // Returns the next column or column-group.
     RenderTableCol* nextColumn() const;
 
     const BorderValue& borderAdjoiningCellStartBorder(const RenderTableCell*) const;
     const BorderValue& borderAdjoiningCellEndBorder(const RenderTableCell*) const;
     const BorderValue& borderAdjoiningCellBefore(const RenderTableCell*) const;
     const BorderValue& borderAdjoiningCellAfter(const RenderTableCell*) const;
 
-    virtual void reportMemoryUsage(MemoryObjectInfo*) const OVERRIDE;
-
 private:
     virtual RenderObjectChildList* virtualChildren() { return children(); }
     virtual const RenderObjectChildList* virtualChildren() const { return children(); }
 
     virtual const char* renderName() const { return "RenderTableCol"; }
     virtual bool isRenderTableCol() const OVERRIDE { return true; }
     virtual void updateFromElement();
     virtual void computePreferredLogicalWidths() OVERRIDE { ASSERT_NOT_REACHED(); }
 
     virtual void insertedIntoTree() OVERRIDE;
@@ skipping 25 matching lines @@
     ASSERT_WITH_SECURITY_IMPLICATION(!object || object->isRenderTableCol());
     return static_cast<const RenderTableCol*>(object);
 }
 
 // This will catch anyone doing an unnecessary cast.
 void toRenderTableCol(const RenderTableCol*);
 
 }
 
 #endif