remoting: Cleanup class/struct fwd declarations

remoting/client/plugin/pepper_video_renderer_2d.h

 // Copyright 2014 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 REMOTING_CLIENT_PLUGIN_PEPPER_VIDEO_RENDERER_2D_H_
 #define REMOTING_CLIENT_PLUGIN_PEPPER_VIDEO_RENDERER_2D_H_
 
 #include <list>
 
 #include "base/compiler_specific.h"
@@ skipping 11 matching lines @@
 #include "remoting/client/software_video_renderer.h"
 #include "remoting/protocol/frame_consumer.h"
 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
 
 namespace base {
 class ScopedClosureRunner;
 }  // namespace base
 
 namespace webrtc {
 class DesktopFrame;
-class SharedDesktopFrame;
 }  // namespace webrtc
 
 namespace remoting {
 
 class SoftwareVideoRenderer;
 
 // Video renderer that wraps SoftwareVideoRenderer and displays it using Pepper
 // 2D graphics API.
 class PepperVideoRenderer2D : public PepperVideoRenderer,
                               public protocol::FrameConsumer {
@@ skipping 63 matching lines @@
 
   pp::CompletionCallbackFactory<PepperVideoRenderer2D> callback_factory_;
   base::WeakPtrFactory<PepperVideoRenderer2D> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperVideoRenderer2D);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_PLUGIN_PEPPER_VIDEO_RENDERER_2D_H_