Revert 96089 - Remove video_channel() from Session interface

remoting/protocol/rtp_video_writer.h

Index: remoting/protocol/rtp_video_writer.h
===================================================================
--- remoting/protocol/rtp_video_writer.h	(revision 96105)
+++ remoting/protocol/rtp_video_writer.h	(working copy)
@@ -5,7 +5,6 @@
 #ifndef REMOTING_PROTOCOL_RTP_VIDEO_WRITER_H_
 #define REMOTING_PROTOCOL_RTP_VIDEO_WRITER_H_
 
-#include "base/memory/scoped_ptr.h"
 #include "remoting/protocol/rtp_writer.h"
 #include "remoting/protocol/video_writer.h"
 
@@ -20,8 +19,7 @@
   virtual ~RtpVideoWriter();
 
   // VideoWriter interface.
-  virtual void Init(protocol::Session* session,
-                    const InitializedCallback& callback) OVERRIDE;
+  virtual void Init(protocol::Session* session) OVERRIDE;
   virtual void Close() OVERRIDE;
 
   // VideoStub interface.
@@ -30,14 +28,7 @@
   virtual int GetPendingPackets() OVERRIDE;
 
  private:
-  void OnChannelReady(const std::string& name, net::Socket* socket);
-
-  bool initialized_;
-  InitializedCallback initialized_callback_;
-
-  scoped_ptr<net::Socket> rtp_channel_;
   RtpWriter rtp_writer_;
-  scoped_ptr<net::Socket> rtcp_channel_;
 
   DISALLOW_COPY_AND_ASSIGN(RtpVideoWriter);
 };