DevTools: use per-LocalFrame instrumenting agents instead of per-Page ones.

Source/core/fetch/ResourceFetcher.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
     Copyright (C) 2009 Torch Mobile Inc. http://www.torchmobile.com/
 
     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
@@ skipping 1203 matching lines @@
 void ResourceFetcher::notifyLoadedFromMemoryCache(Resource* resource)
 {
     if (!frame() || !frame()->page() || resource->status() != Resource::Cached || m_validatedURLs.contains(resource->url()))
         return;
 
     ResourceRequest request(resource->url());
     unsigned long identifier = createUniqueIdentifier();
     context().dispatchDidLoadResourceFromMemoryCache(request, resource->response());
     // FIXME: If willSendRequest changes the request, we don't respect it.
     willSendRequest(identifier, request, ResourceResponse(), resource->options().initiatorInfo);
-    InspectorInstrumentation::markResourceAsCached(frame()->page(), identifier);
+    InspectorInstrumentation::markResourceAsCached(frame(), identifier);
     context().sendRemainingDelegateMessages(m_documentLoader, identifier, resource->response(), resource->encodedSize());
 }
 
 int ResourceFetcher::requestCount() const
 {
     return m_loaders ? m_loaders->size() : 0;
 }
 
 void ResourceFetcher::preload(Resource::Type type, FetchRequest& request, const String& charset)
 {
@@ skipping 344 matching lines @@
 
 void ResourceFetcher::trace(Visitor* visitor)
 {
     visitor->trace(m_document);
     visitor->trace(m_loaders);
     visitor->trace(m_nonBlockingLoaders);
     ResourceLoaderHost::trace(visitor);
 }
 
 }