media: Add MediaOzonePlatform support

content/common/gpu/media/ozone_video_decode_accelerator.h

+// Copyright (c) 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 CONTENT_COMMON_GPU_MEDIA_OZONE_VIDEO_DECODE_ACCELERATOR_H_
+#define CONTENT_COMMON_GPU_MEDIA_OZONE_VIDEO_DECODE_ACCELERATOR_H_
+
+#include "content/common/content_export.h"
+#include "content/common/gpu/media/video_decode_accelerator_impl.h"
+#include "media/video/video_decode_accelerator.h"
+
+namespace content {
+// vignatti(TODO): add description
+class CONTENT_EXPORT OzoneVideoDecodeAccelerator
+    : public VideoDecodeAcceleratorImpl {
+ public:
+  OzoneVideoDecodeAccelerator(
+      const base::Callback<bool(void)>& make_context_current);
+  virtual ~OzoneVideoDecodeAccelerator();
+
+  // media::VideoDecodeAccelerator implementation.
+  virtual bool Initialize(media::VideoCodecProfile profile,
+                          Client* client) OVERRIDE;
+  virtual void Decode(const media::BitstreamBuffer& bitstream_buffer) OVERRIDE;
+  virtual void AssignPictureBuffers(
+      const std::vector<media::PictureBuffer>& buffers) OVERRIDE;
+  virtual void ReusePictureBuffer(int32 picture_buffer_id) OVERRIDE;
+  virtual void Flush() OVERRIDE;
+  virtual void Reset() OVERRIDE;
+  virtual void Destroy() OVERRIDE;
+
+  DISALLOW_COPY_AND_ASSIGN(OzoneVideoDecodeAccelerator);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_COMMON_GPU_MEDIA_OZONE_VIDEO_DECODE_ACCELERATOR_H_