Chromecast: adds a media pipeline feeding data to CMA device backends.

chromecast/media/cma/pipeline/av_pipeline_client.h

Index: chromecast/media/cma/pipeline/av_pipeline_client.h
diff --git a/chromecast/media/cma/pipeline/av_pipeline_client.h b/chromecast/media/cma/pipeline/av_pipeline_client.h
new file mode 100644
index 0000000000000000000000000000000000000000..692871603d792fa4b2f5c9ca8874e68b156c0ef8
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+++ b/chromecast/media/cma/pipeline/av_pipeline_client.h
@@ -0,0 +1,35 @@
+// 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_AV_PIPELINE_CLIENT_H_
+#define CHROMECAST_MEDIA_CMA_PIPELINE_AV_PIPELINE_CLIENT_H_
+
+#include "base/callback.h"
+#include "base/time/time.h"
+#include "media/base/pipeline_status.h"
+
+namespace chromecast {
+namespace media {
+
+struct AvPipelineClient {
+  typedef base::Callback<void(
+      base::TimeDelta, base::TimeDelta, base::TimeTicks)> TimeUpdateCB;
+
+  AvPipelineClient();
+  ~AvPipelineClient();
+
+  // End of stream notification.
+  base::Closure eos_cb;
+
+  // Asynchronous playback error notification.
+  ::media::PipelineStatusCB playback_error_cb;
+
+  // Callback used to report the playback statistics.
+  ::media::StatisticsCB statistics_cb;
+};
+
+}  // namespace media
+}  // namespace chromecast
+
+#endif  // CHROMECAST_MEDIA_CMA_PIPELINE_AV_PIPELINE_CLIENT_H_