remove memoryinstrumentation

Source/core/loader/Prerenderer.cpp

 /*
  * Copyright (C) 2012 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 21 matching lines @@
 #include "config.h"
 #include "Prerenderer.h"
 
 #include "Document.h"
 #include "Frame.h"
 #include "FrameLoader.h"
 #include "PrerenderHandle.h"
 #include "PrerendererClient.h"
 #include "ReferrerPolicy.h"
 #include "SecurityPolicy.h"
-#include "WebCoreMemoryInstrumentation.h"
 
-#include <wtf/MemoryInstrumentationVector.h>
 #include <wtf/PassOwnPtr.h>
 #include <wtf/PassRefPtr.h>
 #include <wtf/RefPtr.h>
 #include <wtf/text/WTFString.h>
 
 namespace WebCore {
 
 // static
 PassOwnPtr<Prerenderer> Prerenderer::create(Document* document)
 {
@@ skipping 80 matching lines @@
 {
     if (!m_initializedClient) {
         // We can't initialize the client in our contructor, because the platform might not have
         // provided our supplement by then.
         m_initializedClient = true;
         m_client = PrerendererClient::from(document()->page());
     }
     return m_client;
 }
 
-void Prerenderer::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
-    ActiveDOMObject::reportMemoryUsage(memoryObjectInfo);
-    info.ignoreMember(m_client);
-    info.addMember(m_activeHandles, "activeHandles");
-    info.addMember(m_suspendedHandles, "suspendedHandles");
 }
-
-}