media: Add MediaOzonePlatform support

ui/ozone/media/video_decode_factory_ozone.cc

+// 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.
+
+#include "ui/ozone/media/video_decode_factory_ozone.h"
+
+#include "base/logging.h"
+
+namespace ui {
+
+// static
+VideoDecodeFactoryOzone* VideoDecodeFactoryOzone::impl_ = NULL;
+
+VideoDecodeFactoryOzone::VideoDecodeFactoryOzone() {
+}
+
+VideoDecodeFactoryOzone::~VideoDecodeFactoryOzone() {
+}
+
+VideoDecodeFactoryOzone* VideoDecodeFactoryOzone::GetInstance() {
+  CHECK(impl_) << "No VideoDecodeFactoryOzone implementation set.";
+  return impl_;
+}
+
+void VideoDecodeFactoryOzone::SetInstance(VideoDecodeFactoryOzone* impl) {
+  impl_ = impl;
+}
+
+bool VideoDecodeFactoryOzone::Initialize(media::VideoCodecProfile profile,
+    Client* client) {
+  NOTIMPLEMENTED();
+  return false;
+}
+
+void VideoDecodeFactoryOzone::Decode(
+    const media::BitstreamBuffer& bitstream_buffer) {
+  NOTREACHED();

[Ami GONE FROM CHROMIUM, 2014/05/07 22:51:27]

this and all the other NOTREACHED's below don't make sense to me in the world
you've described where platforms are free to implement alternative VDFO's or
not.

[vignatti (out of this project), 2014/06/02 19:21:42]

Done.

+  return;
+}
+
+void VideoDecodeFactoryOzone::AssignPictureBuffers(
+      const std::vector<media::PictureBuffer>& buffers) {
+  NOTREACHED();
+  return;
+}
+
+void VideoDecodeFactoryOzone::ReusePictureBuffer(int32 picture_buffer_id) {
+  NOTREACHED();
+  return;
+}
+
+void VideoDecodeFactoryOzone::Flush() {
+  NOTREACHED();
+  return;
+}
+
+void VideoDecodeFactoryOzone::Reset() {
+  NOTREACHED();
+  return;
+}
+
+void VideoDecodeFactoryOzone::Destroy() {
+  NOTIMPLEMENTED();
+  return;
+}
+
+}  // namespace ui