Clean up forward declarations in Source/core/loader

Source/core/loader/FrameFetchContext.h

 /*
  * Copyright (C) 2013 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 22 matching lines @@
 
 #include "core/fetch/FetchContext.h"
 #include "platform/network/ResourceRequest.h"
 #include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
 class Document;
 class DocumentLoader;
 class LocalFrame;
-class Page;
 class ResourceError;
 class ResourceLoader;
 class ResourceResponse;
 class ResourceRequest;
 
 class FrameFetchContext FINAL : public FetchContext {
 public:
     static PassOwnPtr<FrameFetchContext> create(LocalFrame* frame) { return adoptPtr(new FrameFetchContext(frame)); }
 
     virtual void reportLocalLoadFailed(const KURL&) OVERRIDE;
@@ skipping 13 matching lines @@
 private:
     explicit FrameFetchContext(LocalFrame*);
     inline DocumentLoader* ensureLoader(DocumentLoader*);
 
     LocalFrame* m_frame;
 };
 
 }
 
 #endif