Simplify FrameConsumer interface. Remove FrameProducer interface.

remoting/codec/video_decoder.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_H_
 #define REMOTING_CODEC_VIDEO_DECODER_H_
 
 #include "base/basictypes.h"
 #include "remoting/proto/video.pb.h"
 
 namespace webrtc {
 class DesktopRect;
 class DesktopRegion;
 class DesktopSize;
 }  // namespace webrtc
 
 namespace remoting {
 
 // Interface for a decoder that takes a stream of bytes from the network and
 // outputs frames of data.
+// TODO(sergeyu): Simplify this interface.
 class VideoDecoder {
  public:
   static const int kBytesPerPixel = 4;
 
   VideoDecoder() {}
   virtual ~VideoDecoder() {}
 
-  // Initializes the decoder and sets the output dimensions.
-  // |screen size| must not be empty.
-  virtual void Initialize(const webrtc::DesktopSize& screen_size) = 0;
-
   // Feeds more data into the decoder. Returns true if |packet| was processed
   // and the frame can be displayed now.
   virtual bool DecodePacket(const VideoPacket& packet) = 0;
 
   // Marks the specified |region| of the view for update the next time
   // RenderFrame() is called.  |region| is expressed in |view_size| coordinates.
   // |view_size| must not be empty.
   virtual void Invalidate(const webrtc::DesktopSize& view_size,
                           const webrtc::DesktopRegion& region) = 0;
 
@@ skipping 16 matching lines @@
                            webrtc::DesktopRegion* output_region) = 0;
 
   // Returns the "shape", if any, of the most recently rendered frame.
   // The shape is returned in source dimensions.
   virtual const webrtc::DesktopRegion* GetImageShape() = 0;
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CODEC_VIDEO_DECODER_H_