Rename PPB_Find_Dev to PPB_Find_Private

ppapi/api/private/ppp_find_private.idl

 /* Copyright (c) 2014 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.
  */
 
 label Chrome {
   M14 = 0.3
 };
 
-/**
- * TODO(raymes): Make PPP/PPB_Find_Dev a private interface.
- */
-interface PPP_Find_Dev {
+interface PPP_Find_Private {
   /**
    * Finds the given UTF-8 text starting at the current selection. The number of
    * results will be updated asynchronously via NumberOfFindResultsChanged in
    * PPB_Find. Note that multiple StartFind calls can happen before StopFind is
    * called in the case of the search term changing.
    *
    * Return PP_FALSE if the plugin doesn't support find in page. Consequently,
    * it won't call any callbacks.
    */
   PP_Bool StartFind([in] PP_Instance instance,
                     [in] str_t text,
                     [in] PP_Bool case_sensitive);
 
   /**
    * Go to the next/previous result.
    */
   void SelectFindResult([in] PP_Instance instance,
                         [in] PP_Bool forward);
 
   /**
    * Tells the plugin that the find operation has stopped, so it should clear
    * any highlighting.
    */
   void StopFind([in] PP_Instance instance);
 };