remove memoryinstrumentation

Source/core/loader/cache/CachedSVGDocument.cpp

 /*
     Copyright (C) 2010 Rob Buis <rwlbuis@gmail.com>
     Copyright (C) 2011 Cosmin Truta <ctruta@gmail.com>
     Copyright (C) 2012 University of Szeged
     Copyright (C) 2012 Renata Hodovan <reni@webkit.org>
 
     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 48 matching lines @@
         StringBuilder decodedText;
         decodedText.append(m_decoder->decode(m_data->data(), m_data->size()));
         decodedText.append(m_decoder->flush());
         // We don't need to create a new frame because the new document belongs to the parent UseElement.
         m_document = SVGDocument::create(0, response().url());
         m_document->setContent(decodedText.toString());
     }
     CachedResource::checkNotify();
 }
 
-void CachedSVGDocument::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CachedResourceSVG);
-    CachedResource::reportMemoryUsage(memoryObjectInfo);
-    info.addMember(m_document, "document");
-    info.addMember(m_decoder, "decoder");
-}
-
 }
 
 #endif