media: Use native BufferingState in media mojo interfaces

media/mojo/clients/mojo_renderer.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 MEDIA_MOJO_CLIENTS_MOJO_RENDERER_H_
 #define MEDIA_MOJO_CLIENTS_MOJO_RENDERER_H_
 
 #include <stdint.h>
 
 #include "base/macros.h"
@@ skipping 55 matching lines @@
   // ScopedSurfaceRequestManager, and returns the request's token.
   void InitiateScopedSurfaceRequest(
       const ReceiveSurfaceRequestTokenCB& receive_request_token_cb);
 
  private:
   // mojom::RendererClient implementation, dispatched on the
   // |task_runner_|.
   void OnTimeUpdate(base::TimeDelta time,
                     base::TimeDelta max_time,
                     base::TimeTicks capture_time) override;
-  void OnBufferingStateChange(mojom::BufferingState state) override;
+  void OnBufferingStateChange(BufferingState state) override;
   void OnEnded() override;
   void OnError() override;
   void OnVideoNaturalSizeChange(const gfx::Size& size) override;
   void OnVideoOpacityChange(bool opaque) override;
   void OnWaitingForDecryptionKey() override;
   void OnStatisticsUpdate(const PipelineStatistics& stats) override;
   void OnDurationChange(base::TimeDelta duration) override;
 
   // Binds |remote_renderer_| to the mojo message pipe. Can be called multiple
   // times. If an error occurs during connection, OnConnectionError will be
@@ skipping 70 matching lines @@
   mutable base::Lock lock_;
   base::DefaultTickClock media_clock_;
   media::TimeDeltaInterpolator media_time_interpolator_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoRenderer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MOJO_CLIENTS_MOJO_RENDERER_H_