[Chromecast] Upgrade to new CMA backend API

chromecast/media/cma/pipeline/video_pipeline.h

Index: chromecast/media/cma/pipeline/video_pipeline.h
diff --git a/chromecast/media/cma/pipeline/video_pipeline.h b/chromecast/media/cma/pipeline/video_pipeline.h
deleted file mode 100644
index 68a9b8ccbce991120743fbfefdcc645dac984927..0000000000000000000000000000000000000000
--- a/chromecast/media/cma/pipeline/video_pipeline.h
+++ /dev/null
@@ -1,28 +0,0 @@
-// 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_MEDIA_CMA_PIPELINE_VIDEO_PIPELINE_H_
-#define CHROMECAST_MEDIA_CMA_PIPELINE_VIDEO_PIPELINE_H_
-
-#include "base/macros.h"
-
-namespace chromecast {
-namespace media {
-struct VideoPipelineClient;
-
-class VideoPipeline {
- public:
-  VideoPipeline();
-  virtual ~VideoPipeline();
-
-  virtual void SetClient(const VideoPipelineClient& client) = 0;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(VideoPipeline);
-};
-
-}  // namespace media
-}  // namespace chromecast
-
-#endif  // CHROMECAST_MEDIA_CMA_PIPELINE_VIDEO_PIPELINE_H_