remove memoryinstrumentation

Source/core/dom/ShadowRoot.cpp

 /*
  * Copyright (C) 2011 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 235 matching lines @@
 
 ScopeContentDistribution* ShadowRoot::ensureScopeDistribution()
 {
     if (m_scopeDistribution)
         return m_scopeDistribution.get();
 
     m_scopeDistribution = adoptPtr(new ScopeContentDistribution);
     return m_scopeDistribution.get();
 }   
 
-void ShadowRoot::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
-    DocumentFragment::reportMemoryUsage(memoryObjectInfo);
-    TreeScope::reportMemoryUsage(memoryObjectInfo);
-    info.addMember(m_prev, "prev");
-    info.addMember(m_next, "next");
-    info.addMember(m_scopeDistribution, "scopeDistribution");
 }
-
-}