Reland "Move MemoryCache implementation details out of Resource"

Source/core/inspector/InspectorResourceAgent.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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 698 matching lines @@
 void InspectorResourceAgent::clearBrowserCookies(ErrorString*)
 {
     m_client->clearBrowserCookies();
 }
 
 void InspectorResourceAgent::setCacheDisabled(ErrorString*, bool cacheDisabled)
 {
     m_state->setBoolean(ResourceAgentState::cacheDisabled, cacheDisabled);
     if (cacheDisabled)
         memoryCache()->evictResources();
+    for (Frame* frame = m_pageAgent->mainFrame(); frame; frame = frame->tree().traverseNext())
+        frame->document()->fetcher()->garbageCollectDocumentResources();
 }
 
 void InspectorResourceAgent::loadResourceForFrontend(ErrorString* errorString, const String& frameId, const String& url, const RefPtr<JSONObject>* requestHeaders, PassRefPtr<LoadResourceForFrontendCallback> prpCallback)
 {
     RefPtr<LoadResourceForFrontendCallback> callback = prpCallback;
     Frame* frame = m_pageAgent->assertFrame(errorString, frameId);
     if (!frame)
         return;
 
     Document* document = frame->document();
@@ skipping 80 matching lines @@
     : InspectorBaseAgent<InspectorResourceAgent>("Network")
     , m_pageAgent(pageAgent)
     , m_client(client)
     , m_frontend(0)
     , m_resourcesData(adoptPtr(new NetworkResourcesData()))
     , m_isRecalculatingStyle(false)
 {
 }
 
 } // namespace WebCore