Add VideoLayout message.

remoting/protocol/client_video_dispatcher.h

 // 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 REMOTING_PROTOCOL_CLIENT_VIDEO_DISPATCHER_H_
 #define REMOTING_PROTOCOL_CLIENT_VIDEO_DISPATCHER_H_
 
 #include <list>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
+#include "remoting/base/constants.h"
 #include "remoting/protocol/channel_dispatcher_base.h"
+#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
 
 namespace remoting {
 namespace protocol {
 
+class ClientStub;
 class VideoStub;
 
 class ClientVideoDispatcher : public ChannelDispatcherBase {
  public:
-  explicit ClientVideoDispatcher(VideoStub* video_stub);
+  ClientVideoDispatcher(VideoStub* video_stub, ClientStub* client_stub);
   ~ClientVideoDispatcher() override;
 
  private:
   struct PendingFrame;
   typedef std::list<PendingFrame> PendingFramesList;
 
   void OnIncomingMessage(scoped_ptr<CompoundBuffer> message) override;
 
   // Callback for VideoStub::ProcessVideoPacket().
   void OnPacketDone(PendingFramesList::iterator pending_frame);
 
   PendingFramesList pending_frames_;
 
   VideoStub* video_stub_;
+  ClientStub* client_stub_;
+
+  webrtc::DesktopSize screen_size_;
+  webrtc::DesktopVector screen_dpi_ =
+      webrtc::DesktopVector(kDefaultDpi, kDefaultDpi);
 
   base::WeakPtrFactory<ClientVideoDispatcher> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ClientVideoDispatcher);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_CLIENT_VIDEO_DISPATCHER_H_