Cleanup: Remove unneeded forward declarations from remoting.

remoting/protocol/video_reader.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.
 
 // VideoReader is a generic interface for a video stream reader. RtpVideoReader
 // and ProtobufVideoReader implement this interface for RTP and protobuf video
 // streams. VideoReader is used by ConnectionToHost to read video stream.
 
 #ifndef REMOTING_PROTOCOL_VIDEO_READER_H_
 #define REMOTING_PROTOCOL_VIDEO_READER_H_
 
 #include "base/callback.h"
 #include "remoting/protocol/video_stub.h"
 
 namespace base {
 class MessageLoopProxy;
 }  // namespace base
 
 namespace remoting {
-
-class ChromotocolConnection;
-
 namespace protocol {
 
 class Session;
 class SessionConfig;
 
 class VideoReader {
  public:
   static VideoReader* Create(base::MessageLoopProxy* message_loop,
                              const SessionConfig& config);
 
@@ skipping 13 matching lines @@
   VideoReader() { }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(VideoReader);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_VIDEO_READER_H_