Oilpan: Prepare to move ResourceLoader and ResourceLoaderSet to Oilpan heap.

Source/core/fetch/ResourceLoader.h

 /*
  * Copyright (C) 2005, 2006, 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 30 matching lines @@
 }
 
 namespace blink {
 
 class Resource;
 class KURL;
 class ResourceError;
 class ResourceResponse;
 class ResourceLoaderHost;
 
-class ResourceLoader FINAL : public RefCounted<ResourceLoader>, protected blink::WebURLLoaderClient {
+class ResourceLoader FINAL : public RefCountedWillBeGarbageCollectedFinalized<ResourceLoader>, protected WebURLLoaderClient {
 public:
-    static PassRefPtr<ResourceLoader> create(ResourceLoaderHost*, Resource*, const ResourceRequest&, const ResourceLoaderOptions&);
+    static PassRefPtrWillBeRawPtr<ResourceLoader> create(ResourceLoaderHost*, Resource*, const ResourceRequest&, const ResourceLoaderOptions&);
     virtual ~ResourceLoader();
+    void trace(Visitor*);
 
     void start();
     void changeToSynchronous();
 
     void cancel();
     void cancel(const ResourceError&);
     void cancelIfNotFinishing();
 
     Resource* cachedResource() { return m_resource; }
     const ResourceRequest& originalRequest() const { return m_originalRequest; }
@@ skipping 40 matching lines @@
     void init(const ResourceRequest&);
     void requestSynchronously();
 
     void didFinishLoadingOnePart(double finishTime, int64_t encodedDataLength);
 
     bool responseNeedsAccessControlCheck() const;
 
     ResourceRequest& applyOptions(ResourceRequest&) const;
 
     OwnPtr<blink::WebURLLoader> m_loader;
-    RefPtrWillBePersistent<ResourceLoaderHost> m_host;
+    RefPtrWillBeMember<ResourceLoaderHost> m_host;
 
     ResourceRequest m_request;
     ResourceRequest m_originalRequest; // Before redirects.
 
     bool m_notifiedLoadComplete;
 
     bool m_defersLoading;
     ResourceRequest m_deferredRequest;
     ResourceLoaderOptions m_options;
 
     enum ResourceLoaderState {
         Initialized,
         Finishing,
         Terminated
     };
 
     enum ConnectionState {
         ConnectionStateNew,
         ConnectionStateStarted,
         ConnectionStateReceivedResponse,
         ConnectionStateReceivingData,
         ConnectionStateFinishedLoading,
         ConnectionStateCanceled,
         ConnectionStateFailed,
     };
 
-    Resource* m_resource;
+    RawPtrWillBeMember<Resource> m_resource;
     ResourceLoaderState m_state;
 
     // Used for sanity checking to make sure we don't experience illegal state
     // transitions.
     ConnectionState m_connectionState;
 
     OwnPtr<RequestCountTracker> m_requestCountTracker;
 };
 
 }
 
 #endif