content: Cleanup class/struct forward declarations

content/renderer/pepper/pepper_url_loader_host.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_PEPPER_PEPPER_URL_LOADER_HOST_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_URL_LOADER_HOST_H_
 
 #include <stdint.h>
 
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "content/common/content_export.h"
 #include "ppapi/host/resource_host.h"
 #include "ppapi/proxy/resource_message_params.h"
 #include "ppapi/shared_impl/url_request_info_data.h"
 #include "ppapi/shared_impl/url_response_info_data.h"
 #include "third_party/WebKit/public/web/WebAssociatedURLLoaderClient.h"
 
 namespace blink {
 class WebAssociatedURLLoader;
 class WebLocalFrame;
-class WebURLLoader;
 }  // namespace blink
 
 namespace content {
 
 class RendererPpapiHostImpl;
 
 class PepperURLLoaderHost : public ppapi::host::ResourceHost,
                             public blink::WebAssociatedURLLoaderClient {
  public:
   // If main_document_loader is true, PP_Resource must be 0 since it will be
@@ skipping 105 matching lines @@
   bool pending_response_;
 
   base::WeakPtrFactory<PepperURLLoaderHost> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperURLLoaderHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_URL_LOADER_HOST_H_