Additional update on Pepper IME API and boilerplate thunk/proxy implementation.

ppapi/api/dev/ppb_text_input_dev.idl

 /* 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.
  */
 
 /**
  * This file defines the <code>PPB_TextInput_Dev</code> interface.
  */
 
 label Chrome {
@@ skipping 43 matching lines @@
                         [in] PP_TextInput_Type type);
 
   /**
    * Informs the browser about the coordinates of the text input caret and the
    * bounding box of the text input area. Typical use of this information in
    * the browser is to layout IME windows etc.
    */
   void UpdateCaretPosition([in] PP_Instance instance,
                            [in] PP_Rect caret,
                            [in] PP_Rect bounding_box);
-  /**
-   * Forces to commit the current composition text in IME.
-   */
-  void ConfirmCompositionText([in] PP_Instance instance);
 
   /**
    * Cancels the current composition in IME.
    */
   void CancelCompositionText([in] PP_Instance instance);
 };