[Chromecast] Upgrade to new CMA backend API

chromecast/media/cma/filters/cma_renderer.cc

Index: chromecast/media/cma/filters/cma_renderer.cc
diff --git a/chromecast/media/cma/filters/cma_renderer.cc b/chromecast/media/cma/filters/cma_renderer.cc
index 1d9dadd6a8da872458dbc8004bb547e9d8c0b9af..dd96f15942a62b01f257516a502992a3429124dd 100644
--- a/chromecast/media/cma/filters/cma_renderer.cc
+++ b/chromecast/media/cma/filters/cma_renderer.cc
@@ -13,12 +13,12 @@
 #include "chromecast/media/cma/base/cma_logging.h"
 #include "chromecast/media/cma/filters/demuxer_stream_adapter.h"
 #include "chromecast/media/cma/filters/hole_frame_factory.h"
-#include "chromecast/media/cma/pipeline/audio_pipeline.h"
 #include "chromecast/media/cma/pipeline/av_pipeline_client.h"
-#include "chromecast/media/cma/pipeline/media_pipeline.h"
 #include "chromecast/media/cma/pipeline/media_pipeline_client.h"
-#include "chromecast/media/cma/pipeline/video_pipeline.h"
 #include "chromecast/media/cma/pipeline/video_pipeline_client.h"
+#include "chromecast/renderer/media/audio_pipeline_proxy.h"
+#include "chromecast/renderer/media/media_pipeline_proxy.h"
+#include "chromecast/renderer/media/video_pipeline_proxy.h"
 #include "media/base/bind_to_current_loop.h"
 #include "media/base/demuxer_stream_provider.h"
 #include "media/base/pipeline_status.h"
@@ -42,7 +42,7 @@ void MediaPipelineClientDummyCallback() {}
 }  // namespace
 
 CmaRenderer::CmaRenderer(
-    scoped_ptr<MediaPipeline> media_pipeline,
+    scoped_ptr<MediaPipelineProxy> media_pipeline,
     ::media::VideoRendererSink* video_renderer_sink,
     const scoped_refptr<::media::GpuVideoAcceleratorFactories>& gpu_factories)
     : media_task_runner_factory_(