[chromecast] Fix build with enable_mojo_media=true.

chromecast/browser/media/media_pipeline_host.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 CHROMECAST_BROWSER_MEDIA_MEDIA_PIPELINE_HOST_H_
 #define CHROMECAST_BROWSER_MEDIA_MEDIA_PIPELINE_HOST_H_
 
 #include <map>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/thread_checker.h"
 #include "base/time/time.h"
+#include "chromecast/browser/media/media_pipeline_backend_factory.h"
 #include "chromecast/common/media/cma_ipc_common.h"
 #include "chromecast/media/cma/pipeline/load_type.h"
 #include "media/base/pipeline_status.h"
 
 namespace base {
 class SharedMemory;
 }
 
 namespace media {
 class AudioDecoderConfig;
 class VideoDecoderConfig;
 }
 
 namespace chromecast {
 class TaskRunnerImpl;
 
 namespace media {
 struct AvPipelineClient;
 class BrowserCdmCast;
 struct MediaPipelineClient;
 struct VideoPipelineClient;
 class CodedFrameProvider;
-class MediaPipelineBackend;
-struct MediaPipelineDeviceParams;
 class MediaPipelineImpl;
 
 class MediaPipelineHost {
  public:
-  // Factory method to create a MediaPipelineBackend
-  typedef base::Callback<scoped_ptr<MediaPipelineBackend>(
-      const MediaPipelineDeviceParams&)> CreateBackendCB;
-
   MediaPipelineHost();
   ~MediaPipelineHost();
 
   void Initialize(LoadType load_type,
                   const MediaPipelineClient& client,
-                  const CreateBackendCB& create_backend_cb);
+                  const CreateMediaPipelineBackendCB& create_backend_cb);
 
   void SetAvPipe(TrackId track_id,
                  scoped_ptr<base::SharedMemory> shared_mem,
                  const base::Closure& pipe_read_activity_cb,
                  const base::Closure& av_pipe_set_cb);
   void AudioInitialize(TrackId track_id,
                        const AvPipelineClient& client,
                        const ::media::AudioDecoderConfig& config,
                        const ::media::PipelineStatusCB& status_cb);
   void VideoInitialize(TrackId track_id,
@@ skipping 25 matching lines @@
   typedef std::map<TrackId, MediaTrackHost*> MediaTrackMap;
   MediaTrackMap media_track_map_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaPipelineHost);
 };
 
 }  // namespace media
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_MEDIA_MEDIA_PIPELINE_HOST_H_