Run event executor on the ui thread to remove the need to explicitly XFlush() the XTest calls.

chrome/service/remoting/chromoting_host_manager.h

 // Copyright (c) 2010 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 CHROME_SERVICE_REMOTING_CHROMOTING_HOST_MANAGER_H_
 #define CHROME_SERVICE_REMOTING_CHROMOTING_HOST_MANAGER_H_
 
 #include <string>
 
 #include "base/message_loop.h"
@@ skipping 23 matching lines @@
    public:
     virtual ~Observer() {}
     virtual void OnChromotingHostEnabled() = 0;
     virtual void OnChromotingHostDisabled() = 0;
   };
 
   // Caller keeps ownership of |observer|. |observer| must not be
   // destroyed while this object exists.
   explicit ChromotingHostManager(Observer* observer);
 
-  void Initialize(MessageLoop* main_message_loop,
+  void Initialize(MessageLoopForUI* main_message_loop,
                   base::MessageLoopProxy* file_message_loop);
 
   // Shutdown ChromotingHostManager. |done_task| will be executed when done.
   // This method must be called before ChromotingHostManager is destroyed.
   void Teardown(Task* done_task);
 
   // Return the reference to the chromoting host only if it has started.
   remoting::ChromotingHost* GetChromotingHost() { return chromoting_host_; }
 
   // Updates credentials used for XMPP connection.
@@ skipping 21 matching lines @@
   void Stop(Task* done_task);
 
   void OnShutdown();
 
   Observer* observer_;
 
   scoped_refptr<remoting::MutableHostConfig> chromoting_config_;
   scoped_ptr<remoting::ChromotingHostContext> chromoting_context_;
   scoped_refptr<remoting::ChromotingHost> chromoting_host_;
 
-  MessageLoop* main_message_loop_;
+  MessageLoopForUI* main_message_loop_;
   scoped_ptr<Task> shutdown_task_;
 };
 
 }  // namespace remoting
 
 #endif  // CHROME_SERVICE_REMOTING_CHROMOTING_HOST_MANAGER_H_