Cleanup: Remove unneeded forward declarations from remoting.

remoting/protocol/client_control_sender.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.
 
 // Implementation of ClientStub using sockets created from jingle connection.
 // It sends messages through the socket after serializing it.
 //
 // Object of this class can only be created by ConnectionToClient.
 //
 // This class can be used on any thread.
 
-#ifndef REMOTING_PROTOCOL_CLIENT_STUB_IMPL_H_
-#define REMOTING_PROTOCOL_CLIENT_STUB_IMPL_H_
+#ifndef REMOTING_PROTOCOL_CLIENT_CONTROL_SENDER_H_
+#define REMOTING_PROTOCOL_CLIENT_CONTROL_SENDER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "remoting/protocol/client_stub.h"
 
-class Task;
-
 namespace base {
 class MessageLoopProxy;
 }  // namespace base
 
 namespace net {
 class Socket;
 }  // namespace net
 
 namespace remoting {
 namespace protocol {
@@ skipping 17 matching lines @@
   // Buffered socket writer holds the serialized message and send it on the
   // right thread.
   scoped_refptr<BufferedSocketWriter> buffered_writer_;
 
   DISALLOW_COPY_AND_ASSIGN(ClientControlSender);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
-#endif  // REMOTING_PROTOCOL_CLIENT_STUB_IMPL_H_
+#endif  // REMOTING_PROTOCOL_CLIENT_CONTROL_SENDER_H_