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

ppapi/api/ppb_input_event.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 Input Event interfaces.
  */
 
 label Chrome {
@@ skipping 89 matching lines @@
    *
    * Register for this event using the PP_INPUTEVENT_CLASS_MOUSE class.
    */
   PP_INPUTEVENT_TYPE_CONTEXTMENU = 10,
 
   /**
    * Notification that an input method composition process has just started.
    *
    * Register for this event using the PP_INPUTEVENT_CLASS_IME class.
    */
-  PP_INPUTEVENT_TYPE_COMPOSITION_START = 11,
+  PP_INPUTEVENT_TYPE_IME_COMPOSITION_START = 11,
 
   /**
    * Notification that the input method composition string is updated.
    *
    * Register for this event using the PP_INPUTEVENT_CLASS_IME class.
    */
-  PP_INPUTEVENT_TYPE_COMPOSITION_UPDATE = 12,
+  PP_INPUTEVENT_TYPE_IME_COMPOSITION_UPDATE = 12,
 
   /**
    * Notification that an input method composition process has completed.
    *
    * Register for this event using the PP_INPUTEVENT_CLASS_IME class.
    */
-  PP_INPUTEVENT_TYPE_COMPOSITION_END = 13,
+  PP_INPUTEVENT_TYPE_IME_COMPOSITION_END = 13,
 
   /**
    * Notification that an input method committed a string.
    *
    * Register for this event using the PP_INPUTEVENT_CLASS_IME class.
    */
   PP_INPUTEVENT_TYPE_IME_TEXT = 14
 };
 
 /**
@@ skipping 587 matching lines @@
    * @param[in] character_event A <code>PP_Resource</code> corresponding to a
    * keyboard event.
    *
    * @return A string var representing a single typed character for character
    * input events. For non-character input events the return value will be an
    * undefined var.
    */
   PP_Var GetCharacterText([in] PP_Resource character_event);
 };