Cleanup: Remove unneeded forward declarations in webkit/.

webkit/glue/webmediaplayer_impl.h

 // Copyright (c) 2011 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.
 
 // Delegate calls from WebCore::MediaPlayerPrivate to Chrome's video player.
 // It contains PipelineImpl which is the actual media player pipeline, it glues
 // the media player pipeline, data source, audio renderer and renderer.
 // PipelineImpl would creates multiple threads and access some public methods
 // of this class, so we need to be extra careful about concurrent access of
 // methods and members.
@@ skipping 41 matching lines @@
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop.h"
 #include "media/base/filters.h"
 #include "media/base/message_loop_factory.h"
 #include "media/base/pipeline.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayerClient.h"
 
-class GURL;
-
 namespace WebKit {
 class WebFrame;
 }
 
 namespace media {
 class MediaLog;
 }
 
 namespace webkit_glue {
 
-class MediaResourceLoaderBridgeFactory;
 class MediaStreamClient;
 class WebMediaPlayerDelegate;
 class WebMediaPlayerProxy;
 class WebVideoRenderer;
 
 class WebMediaPlayerImpl
     : public WebKit::WebMediaPlayer,
       public MessageLoop::DestructionObserver,
       public base::SupportsWeakPtr<WebMediaPlayerImpl> {
  public:
@@ skipping 183 matching lines @@
   scoped_refptr<media::MediaLog> media_log_;
 
   bool incremented_externally_allocated_memory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerImpl);
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_GLUE_WEBMEDIAPLAYER_IMPL_H_