Cleanup: Remove unneeded forward declarations from remoting.

remoting/protocol/connection_to_host.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_CONNECTION_TO_HOST_H_
 #define REMOTING_PROTOCOL_CONNECTION_TO_HOST_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/task.h"
 #include "remoting/jingle_glue/signal_strategy.h"
 #include "remoting/proto/internal.pb.h"
 #include "remoting/protocol/message_reader.h"
 #include "remoting/protocol/session.h"
 #include "remoting/protocol/session_manager.h"
 
 namespace base {
 class MessageLoopProxy;
 }  // namespace base
 
 namespace pp {
 class Instance;
 }  // namespace pp
 
 namespace remoting {
 
-class JingleThread;
 class XmppProxy;
 class VideoPacket;
 
 namespace protocol {
 
 class ClientMessageDispatcher;
-class ClientControlSender;
 class ClientStub;
 class HostControlSender;
 class HostStub;
 class InputSender;
 class InputStub;
 class SessionConfig;
 class VideoReader;
 class VideoStub;
 
 class ConnectionToHost : public SignalStrategy::StatusObserver,
@@ skipping 125 matching lines @@
   bool video_connected_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ConnectionToHost);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_CONNECTION_TO_HOST_H_