[Chromecast] Add CmaMediaRendererFactory and IPC proxy components

chromecast/common/media/cma_messages.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.
 
 // IPC messages for the Cast Media Acceleration (CMA) pipeline.
 // Multiply-included message file, hence no include guard.
 
+#include "chromecast/common/media/cma_ipc_common.h"
 #include "chromecast/common/media/cma_param_traits.h"
 #include "chromecast/common/media/cma_param_traits_macros.h"
 #include "chromecast/media/cma/pipeline/load_type.h"
 #include "content/public/common/common_param_traits.h"
 #include "ipc/ipc_message_macros.h"
 #include "media/base/audio_decoder_config.h"
 #include "media/base/buffering_state.h"
 #include "media/base/pipeline_status.h"
 #include "media/base/video_decoder_config.h"
 #include "ui/gfx/ipc/gfx_param_traits.h"
@@ skipping 19 matching lines @@
 IPC_MESSAGE_CONTROL1(CmaHostMsg_Flush,
                      int /* Media pipeline ID */)
 IPC_MESSAGE_CONTROL1(CmaHostMsg_Stop,
                      int /* Media pipeline ID */)
 IPC_MESSAGE_CONTROL2(CmaHostMsg_SetPlaybackRate,
                      int /* Media pipeline ID */,
                      float /* Playback rate */)
 
 IPC_MESSAGE_CONTROL3(CmaHostMsg_CreateAvPipe,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
+                     chromecast::media::TrackId /* Track ID */,
                      size_t /* Fifo size */);
 IPC_MESSAGE_CONTROL3(CmaHostMsg_AudioInitialize,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
+                     chromecast::media::TrackId /* Track ID */,
                      media::AudioDecoderConfig /* Audio config */)
 IPC_MESSAGE_CONTROL3(CmaHostMsg_VideoInitialize,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
+                     chromecast::media::TrackId /* Track ID */,
                      media::VideoDecoderConfig /* Video config */)
 IPC_MESSAGE_CONTROL3(CmaHostMsg_SetVolume,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
+                     chromecast::media::TrackId /* Track ID */,
                      float /* Volume */)
 IPC_MESSAGE_CONTROL2(CmaHostMsg_NotifyPipeWrite,
                      int /* Media pipeline ID */,
-                     int /* Track ID */)
+                     chromecast::media::TrackId /* Track ID */)
 
 IPC_MESSAGE_CONTROL5(CmaHostMsg_NotifyExternalSurface,
                      int /* Surface ID */,
                      gfx::PointF /* Quad video top left */,
                      gfx::PointF /* Quad video top right */,
                      gfx::PointF /* Quad video bottim right */,
                      gfx::PointF /* Quad video bottom left */)
 
 // Messages from the browser to the renderer process.
 
 IPC_MESSAGE_CONTROL2(CmaMsg_MediaStateChanged,
                      int /* Media pipeline ID */,
                      media::PipelineStatus /* Status */)
 IPC_MESSAGE_CONTROL4(CmaMsg_TimeUpdate,
                      int /* Media pipeline ID */,
                      base::TimeDelta /* Media time */,
                      base::TimeDelta /* Max media time */,
                      base::TimeTicks /* STC */)
 IPC_MESSAGE_CONTROL2(CmaMsg_BufferingNotification,
                      int /* Media pipeline ID */,
                      media::BufferingState /* Buffering state */)
 
 IPC_MESSAGE_CONTROL5(CmaMsg_AvPipeCreated,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
+                     chromecast::media::TrackId /* Track ID */,
                      bool /* Status */,
                      base::SharedMemoryHandle /* Shared memory */,
                      base::FileDescriptor /* socket handle */)
 IPC_MESSAGE_CONTROL3(CmaMsg_TrackStateChanged,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
+                     chromecast::media::TrackId /* Track ID */,
                      media::PipelineStatus /* Status */)
 IPC_MESSAGE_CONTROL2(CmaMsg_NotifyPipeRead,
                      int /* Media pipeline ID */,
-                     int /* Track ID */)
+                     chromecast::media::TrackId /* Track ID */)
 
 IPC_MESSAGE_CONTROL2(CmaMsg_Eos,
                      int /* Media pipeline ID */,
-                     int /* Track ID */)
+                     chromecast::media::TrackId /* Track ID */)
 IPC_MESSAGE_CONTROL3(CmaMsg_PlaybackError,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
+                     chromecast::media::TrackId /* Track ID */,
                      media::PipelineStatus /* status */)
 IPC_MESSAGE_CONTROL3(CmaMsg_PlaybackStatistics,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
+                     chromecast::media::TrackId /* Track ID */,
                      media::PipelineStatistics /* status */)
 IPC_MESSAGE_CONTROL3(CmaMsg_NaturalSizeChanged,
                      int /* Media pipeline ID */,
-                     int /* Track ID */,
-                     gfx::Size /* Size */)
+                     chromecast::media::TrackId /* Track ID */,
+                     gfx::Size /* Size */)