MemoryCache: Enable MemoryCache to have multiple isolated resource maps

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 721 matching lines @@
         return;
 
     ExecutionContext* executionContext = xhrReplayData->executionContext();
     if (!executionContext) {
         m_resourcesData->setXHRReplayData(requestId, 0);
         return;
     }
 
     RefPtrWillBeRawPtr<XMLHttpRequest> xhr = XMLHttpRequest::create(executionContext);
 
-    Resource* cachedResource = memoryCache()->resourceForURL(xhrReplayData->url());
-    if (cachedResource)
-        memoryCache()->remove(cachedResource);
+    memoryCache()->removeURLFromCache(executionContext, xhrReplayData->url());
 
     xhr->open(xhrReplayData->method(), xhrReplayData->url(), xhrReplayData->async(), IGNORE_EXCEPTION);
     HTTPHeaderMap::const_iterator end = xhrReplayData->headers().end();
     for (HTTPHeaderMap::const_iterator it = xhrReplayData->headers().begin(); it!= end; ++it)
         xhr->setRequestHeader(it->key, it->value, IGNORE_EXCEPTION);
     xhr->sendForInspectorXHRReplay(xhrReplayData->formData(), IGNORE_EXCEPTION);
 
     m_replayXHRs.add(xhr);
 }
 
@@ skipping 95 matching lines @@
 void InspectorResourceAgent::setHostId(const String& hostId)
 {
     m_hostId = hostId;
 }
 
 bool InspectorResourceAgent::fetchResourceContent(Document* document, const KURL& url, String* content, bool* base64Encoded)
 {
     // First try to fetch content from the cached resource.
     Resource* cachedResource = document->fetcher()->cachedResource(url);
     if (!cachedResource)
-        cachedResource = memoryCache()->resourceForURL(url);
+        cachedResource = memoryCache()->resourceForURL(document->fetcher()->createCacheIdentifier(), url);
     if (cachedResource && InspectorPageAgent::cachedResourceContent(cachedResource, content, base64Encoded))
         return true;
 
     // Then fall back to resource data.
     Vector<NetworkResourcesData::ResourceData*> resources = m_resourcesData->resources();
     for (Vector<NetworkResourcesData::ResourceData*>::iterator it = resources.begin(); it != resources.end(); ++it) {
         if ((*it)->url() == url) {
             *content = (*it)->content();
             *base64Encoded = (*it)->base64Encoded();
             return true;
@@ skipping 16 matching lines @@
     , m_removeFinishedReplayXHRTimer(this, &InspectorResourceAgent::removeFinishedReplayXHRFired)
 {
 }
 
 bool InspectorResourceAgent::shouldForceCORSPreflight()
 {
     return m_state->getBoolean(ResourceAgentState::cacheDisabled);
 }
 
 } // namespace blink