Remove video_channel() from Session interface

remoting/protocol/buffered_socket_writer.h

 // Copyright (c) 2011 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_BUFFERED_SOCKET_WRITER_H_
 #define REMOTING_PROTOCOL_BUFFERED_SOCKET_WRITER_H_
 
 #include <list>
 
 #include "base/memory/ref_counted.h"
@@ skipping 23 matching lines @@
 class BufferedSocketWriterBase
     : public base::RefCountedThreadSafe<BufferedSocketWriterBase> {
  public:
   typedef Callback1<int>::Type WriteFailedCallback;
 
   explicit BufferedSocketWriterBase();
   virtual ~BufferedSocketWriterBase();
 
   // Initializes the writer. Must be called on the thread that will be used
   // to access the socket in the future. |callback| will be called after each
-  // failed write.
+  // failed write. Caller retains ownership of |socket|.
+  // TODO(sergeyu): Change it so that it take ownership of |socket|.
   void Init(net::Socket* socket, WriteFailedCallback* callback);
 
   // Puts a new data chunk in the buffer. Returns false and doesn't enqueue
   // the data if called before Init(). Can be called on any thread.
   bool Write(scoped_refptr<net::IOBufferWithSize> buffer, Task* done_task);
 
   // Returns current size of the buffer. Can be called on any thread.
   int GetBufferSize();
 
   // Returns number of chunks that are currently in the buffer waiting
@@ skipping 67 matching lines @@
  protected:
   virtual void GetNextPacket_Locked(net::IOBuffer** buffer, int* size);
   virtual void AdvanceBufferPosition_Locked(int written);
   virtual void OnError_Locked(int result);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_BUFFERED_SOCKET_WRITER_H_