Removed the unnecessary TODO

ui/views/ime/input_method.h

 // Copyright (c) 2012 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 UI_VIEWS_IME_INPUT_METHOD_H_
 #define UI_VIEWS_IME_INPUT_METHOD_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 16 matching lines @@
 class View;
 class Widget;
 
 // An interface implemented by an object that encapsulates a native input method
 // service provided by the underlying operation system. Input method services
 // are typically bound to individual native windows (HWND, aura::Window, etc.).
 // In Views, only the top-level Widgets get keyboard focus, so this API is
 // designed to be bound to top-level Widgets.
 class VIEWS_EXPORT InputMethod {
  public:
-  // TODO(yukawa): Move these typedef into ime_constants.h or somewhere.
+
 #if defined(OS_WIN)
   typedef LRESULT NativeEventResult;
 #else
   typedef int32 NativeEventResult;
 #endif
 
   virtual ~InputMethod() {}
 
   // Sets the delegate used by this InputMethod instance.
   // This should only be called by the owner Widget or testing code.
@@ skipping 71 matching lines @@
 
   // Returns true if the input method is a mock instance used for testing.
   virtual bool IsMock() const = 0;
 
   // TODO(suzhe): Support mouse/touch event.
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_IME_INPUT_METHOD_H_