remove memoryinstrumentation

Source/core/dom/LiveNodeList.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 59 matching lines @@
         if (collectionType != ChildNodeListType)
             document()->registerNodeList(this);
     }
 
     virtual ~LiveNodeListBase()
     {
         if (type() != ChildNodeListType)
             document()->unregisterNodeList(this);
     }
 
-    virtual void reportMemoryUsage(MemoryObjectInfo*) const;
-
     // DOM API
     virtual unsigned length() const OVERRIDE;
     virtual Node* item(unsigned offset) const OVERRIDE;
 
     ALWAYS_INLINE bool hasIdNameCache() const { return !isNodeList(type()); }
     ALWAYS_INLINE bool isRootedAtDocument() const { return m_rootType == NodeListIsRootedAtDocument || m_rootType == NodeListIsRootedAtDocumentIfOwnerHasItemrefAttr; }
     ALWAYS_INLINE NodeListInvalidationType invalidationType() const { return static_cast<NodeListInvalidationType>(m_invalidationType); }
     ALWAYS_INLINE CollectionType type() const { return static_cast<CollectionType>(m_collectionType); }
     Node* ownerNode() const { return m_ownerNode.get(); }
     ALWAYS_INLINE void invalidateCache(const QualifiedName* attrName) const
@@ skipping 106 matching lines @@
     virtual Node* namedItem(const AtomicString&) const OVERRIDE;
     virtual bool nodeMatches(Element*) const = 0;
 
 private:
     virtual bool isLiveNodeList() const OVERRIDE { return true; }
 };
 
 } // namespace WebCore
 
 #endif // LiveNodeList_h