Cleanup: Remove unneeded forward declarations from remoting.

remoting/host/chromoting_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_CHROMOTING_HOST_H_
-#define REMOTING_CHROMOTING_HOST_H_
+#ifndef REMOTING_HOST_CHROMOTING_HOST_H_
+#define REMOTING_HOST_CHROMOTING_HOST_H_
 
 #include <string>
+#include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/thread.h"
 #include "remoting/base/encoder.h"
 #include "remoting/host/access_verifier.h"
 #include "remoting/host/capturer.h"
 #include "remoting/host/client_session.h"
 #include "remoting/host/desktop_environment.h"
 #include "remoting/host/host_status_observer.h"
 #include "remoting/host/ui_strings.h"
 #include "remoting/jingle_glue/jingle_thread.h"
 #include "remoting/jingle_glue/signal_strategy.h"
 #include "remoting/protocol/session_manager.h"
 #include "remoting/protocol/connection_to_client.h"
 
-class Task;
-
 namespace remoting {
 
 namespace protocol {
-class HostStub;
 class InputStub;
 class SessionConfig;
 class CandidateSessionConfig;
 }  // namespace protocol
 
 class Capturer;
 class ChromotingHostContext;
 class DesktopEnvironment;
 class Encoder;
 class MutableHostConfig;
@@ skipping 188 matching lines @@
   bool is_it2me_;
   std::string access_code_;
   UiStrings ui_strings_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromotingHost);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_CHROMOTING_HOST_H_