Add VP9 decode support to the remoting client.

remoting/codec/video_decoder_vpx.h

 // Copyright (c) 2012 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 REMOTING_CODEC_VIDEO_DECODER_VPX_H_
 #define REMOTING_CODEC_VIDEO_DECODER_VPX_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "remoting/codec/scoped_vpx_codec.h"
 #include "remoting/codec/video_decoder.h"
 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
 #include "third_party/webrtc/modules/desktop_capture/desktop_region.h"
 
 typedef struct vpx_image vpx_image_t;
 
 namespace remoting {
 
 class VideoDecoderVpx : public VideoDecoder {
  public:
-  // Creates a decoder for VP8.
+  // Create decoders for the specified protocol.
   static scoped_ptr<VideoDecoderVpx> CreateForVP8();
+  static scoped_ptr<VideoDecoderVpx> CreateForVP9();
 
   virtual ~VideoDecoderVpx();
 
   // VideoDecoder interface.
   virtual void Initialize(const webrtc::DesktopSize& screen_size) OVERRIDE;
   virtual bool DecodePacket(const VideoPacket& packet) OVERRIDE;
   virtual void Invalidate(const webrtc::DesktopSize& view_size,
                           const webrtc::DesktopRegion& region) OVERRIDE;
   virtual void RenderFrame(const webrtc::DesktopSize& view_size,
                            const webrtc::DesktopRect& clip_area,
@@ skipping 26 matching lines @@
 
   // The region that should be make transparent.
   webrtc::DesktopRegion transparent_region_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoDecoderVpx);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CODEC_VIDEO_DECODER_VP8_H_