Remove MessageLoop methods from Filter interface

media/tools/player_x11/x11_video_renderer.h

 // Copyright (c) 2010 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 MEDIA_TOOLS_PLAYER_X11_X11_VIDEO_RENDERER_H_
 #define MEDIA_TOOLS_PLAYER_X11_X11_VIDEO_RENDERER_H_
 
 #include <X11/Xlib.h>
 
 #include "base/scoped_ptr.h"
 #include "media/base/filters.h"
 #include "media/filters/video_renderer_base.h"
 
+class MessageLoop;
+
 class X11VideoRenderer : public media::VideoRendererBase {
  public:
   X11VideoRenderer(Display* display, Window window, MessageLoop* message_loop);
 
   // This method is called to paint the current video frame to the assigned
   // window.
   void Paint();
 
   static X11VideoRenderer* instance() { return instance_; }
 
@@ skipping 24 matching lines @@
 
   bool use_render_;
 
   MessageLoop* glx_thread_message_loop_;
   static X11VideoRenderer* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(X11VideoRenderer);
 };
 
 #endif  // MEDIA_TOOLS_PLAYER_X11_X11_VIDEO_RENDERER_H_