Update PPAPI IDL generator to define versioned structs, and unversioned typedef.

ppapi/thunk/ppb_cursor_control_thunk.cc

 // 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.
 
 #include "ppapi/thunk/thunk.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_cursor_control_api.h"
 
 namespace ppapi {
 namespace thunk {
@@ skipping 41 matching lines @@
 const PPB_CursorControl_Dev g_ppb_cursor_control_thunk = {
   &SetCursor,
   &LockCursor,
   &UnlockCursor,
   &HasCursorLock,
   &CanLockCursor
 };
 
 }  // namespace
 
-const PPB_CursorControl_Dev* GetPPB_CursorControl_Dev_Thunk() {
+const PPB_CursorControl_Dev_0_4* GetPPB_CursorControl_Dev_0_4_Thunk() {
   return &g_ppb_cursor_control_thunk;
 }
 
 }  // namespace thunk
 }  // namespace ppapi