Chromecast: adds interfaces for hardware layer of CMA pipeline.

chromecast/media/cma/backend/media_pipeline_device_fake.h

Index: chromecast/media/cma/backend/media_pipeline_device_fake.h
diff --git a/chromecast/media/cma/backend/media_pipeline_device_fake.h b/chromecast/media/cma/backend/media_pipeline_device_fake.h
new file mode 100644
index 0000000000000000000000000000000000000000..0534515bf9f3bb689ea73358f5984c888c94457b
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+++ b/chromecast/media/cma/backend/media_pipeline_device_fake.h
@@ -0,0 +1,40 @@
+// 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_BACKEND_MEDIA_PIPELINE_DEVICE_FAKE_H_
+#define CHROMECAST_MEDIA_CMA_BACKEND_MEDIA_PIPELINE_DEVICE_FAKE_H_
+
+#include "chromecast/media/cma/backend/media_pipeline_device.h"
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+
+namespace chromecast {
+namespace media {
+class AudioPipelineDeviceFake;
+class MediaClockDeviceFake;
+class VideoPipelineDeviceFake;
+
+class MediaPipelineDeviceFake : public MediaPipelineDevice {
+ public:
+  MediaPipelineDeviceFake();
+  virtual ~MediaPipelineDeviceFake();
+
+  // MediaPipelineDevice implementation.
+  virtual AudioPipelineDevice* GetAudioPipelineDevice() const override;
+  virtual VideoPipelineDevice* GetVideoPipelineDevice() const override;
+  virtual MediaClockDevice* GetMediaClockDevice() const override;
+
+ private:
+  scoped_ptr<MediaClockDeviceFake> media_clock_device_;
+  scoped_ptr<AudioPipelineDeviceFake> audio_pipeline_device_;
+  scoped_ptr<VideoPipelineDeviceFake> video_pipeline_device_;
+
+  DISALLOW_COPY_AND_ASSIGN(MediaPipelineDeviceFake);
+};
+
+}  // namespace media
+}  // namespace chromecast
+
+#endif  // CHROMECAST_MEDIA_CMA_BACKEND_MEDIA_PIPELINE_DEVICE_H_