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

remoting/host/event_executor_win.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 REMOTING_HOST_EVENT_EXECUTOR_WIN_H_
 #define REMOTING_HOST_EVENT_EXECUTOR_WIN_H_
 
 #include <vector>
 
 #include "base/task.h"
 #include "base/basictypes.h"
 #include "base/scoped_ptr.h"
 #include "remoting/host/event_executor.h"
 #include "remoting/protocol/input_stub.h"
 
 namespace remoting {
 
 class EventExecutorWinPimpl;
 
 // A class to generate events on Windows.
 class EventExecutorWin : public protocol::InputStub {
  public:
-  EventExecutorWin(MessageLoop* message_loop, Capturer* capturer);
+  EventExecutorWin(MessageLoopForUI* message_loop, Capturer* capturer);
   virtual ~EventExecutorWin();
 
   virtual void InjectKeyEvent(const protocol::KeyEvent* event, Task* done);
   virtual void InjectMouseEvent(const protocol::MouseEvent* event, Task* done);
 
  private:
   void HandleKey(const protocol::KeyEvent* event);
   void HandleMouse(const protocol::MouseEvent* event);
 
-  MessageLoop* message_loop_;
+  MessageLoopForUI* message_loop_;
   Capturer* capturer_;
 
   DISALLOW_COPY_AND_ASSIGN(EventExecutorWin);
 };
 
 }  // namespace remoting
 
 DISABLE_RUNNABLE_METHOD_REFCOUNT(remoting::EventExecutorWin);
 
 #endif  // REMOTING_HOST_EVENT_EXECUTOR_WIN_H_