Oilpan: enable appcache + move DocumentLoader to the heap.

Source/web/FrameLoaderClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple 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.
@@ skipping 632 matching lines @@
     if (m_webFrame->client())
         m_webFrame->client()->didDispatchPingLoader(m_webFrame, url);
 }
 
 void FrameLoaderClientImpl::selectorMatchChanged(const Vector<String>& addedSelectors, const Vector<String>& removedSelectors)
 {
     if (WebFrameClient* client = m_webFrame->client())
         client->didMatchCSS(m_webFrame, WebVector<WebString>(addedSelectors), WebVector<WebString>(removedSelectors));
 }
 
-PassRefPtr<DocumentLoader> FrameLoaderClientImpl::createDocumentLoader(LocalFrame* frame, const ResourceRequest& request, const SubstituteData& data)
+PassRefPtrWillBeRawPtr<DocumentLoader> FrameLoaderClientImpl::createDocumentLoader(LocalFrame* frame, const ResourceRequest& request, const SubstituteData& data)
 {
-    RefPtr<WebDataSourceImpl> ds = WebDataSourceImpl::create(frame, request, data);
+    RefPtrWillBeRawPtr<WebDataSourceImpl> ds = WebDataSourceImpl::create(frame, request, data);
     if (m_webFrame->client())
         m_webFrame->client()->didCreateDataSource(m_webFrame, ds.get());
     return ds.release();
 }
 
 String FrameLoaderClientImpl::userAgent(const KURL& url)
 {
     WebString override = m_webFrame->client()->userAgentOverride(m_webFrame, WebURL(url));
     if (!override.isEmpty())
         return override;
@@ skipping 293 matching lines @@
 
 void FrameLoaderClientImpl::suddenTerminationDisablerChanged(bool present, SuddenTerminationDisablerType type)
 {
     if (m_webFrame->client()) {
         m_webFrame->client()->suddenTerminationDisablerChanged(
             present, static_cast<WebFrameClient::SuddenTerminationDisablerType>(type));
     }
 }
 
 } // namespace blink