Load CMA backend from shared library

chromecast/media/cma/backend/video_pipeline_device_default.h

Index: chromecast/media/cma/backend/video_pipeline_device_default.h
diff --git a/chromecast/media/cma/backend/video_pipeline_device_default.h b/chromecast/media/cma/backend/video_pipeline_device_default.h
index 49a4a0316ee0f503925a57cdf14f5585691d645c..8dd61d8a691326e5bc73f92cd37dfe3194155dfe 100644
--- a/chromecast/media/cma/backend/video_pipeline_device_default.h
+++ b/chromecast/media/cma/backend/video_pipeline_device_default.h
@@ -8,32 +8,34 @@
 #include <vector>
 
 #include "base/macros.h"
-#include "chromecast/media/cma/backend/video_pipeline_device.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/threading/thread_checker.h"
 #include "chromecast/public/media/decoder_config.h"
+#include "chromecast/public/media/video_pipeline_device.h"
 
 namespace chromecast {
 namespace media {
 
 class MediaClockDevice;
 class MediaComponentDeviceDefault;
+struct MediaPipelineDeviceParams;
 
 class VideoPipelineDeviceDefault : public VideoPipelineDevice {
  public:
-  explicit VideoPipelineDeviceDefault(MediaClockDevice* media_clock_device);
+  VideoPipelineDeviceDefault(const MediaPipelineDeviceParams& params,
+                             MediaClockDevice* media_clock_device);
   ~VideoPipelineDeviceDefault() override;
 
   // VideoPipelineDevice implementation.
-  void SetClient(const Client& client) override;
+  void SetClient(Client* client) override;
   State GetState() const override;
   bool SetState(State new_state) override;
-  bool SetStartPts(base::TimeDelta time) override;
-  FrameStatus PushFrame(
-      const scoped_refptr<DecryptContext>& decrypt_context,
-      const scoped_refptr<DecoderBufferBase>& buffer,
-      const FrameStatusCB& completion_cb) override;
-  base::TimeDelta GetRenderingTime() const override;
-  base::TimeDelta GetRenderingDelay() const override;
-  void SetVideoClient(const VideoClient& client) override;
+  bool SetStartPts(int64_t time_microseconds) override;
+  FrameStatus PushFrame(DecryptContext* decrypt_context,
+                        CastDecoderBuffer* buffer,
+                        FrameStatusCB* completion_cb) override;
+  RenderingDelay GetRenderingDelay() const override;
+  void SetVideoClient(VideoClient* client) override;
   bool SetConfig(const VideoConfig& config) override;
   bool GetStatistics(Statistics* stats) const override;
 
@@ -43,6 +45,7 @@ class VideoPipelineDeviceDefault : public VideoPipelineDevice {
   VideoConfig config_;
   std::vector<uint8_t> config_extra_data_;
 
+  base::ThreadChecker thread_checker_;
   DISALLOW_COPY_AND_ASSIGN(VideoPipelineDeviceDefault);
 };
 
@@ -50,4 +53,3 @@ class VideoPipelineDeviceDefault : public VideoPipelineDevice {
 }  // namespace chromecast
 
 #endif  // CHROMECAST_MEDIA_CMA_BACKEND_VIDEO_PIPELINE_DEVICE_DEFAULT_H_
-