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

ppapi/thunk/ppb_fullscreen_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/c/ppb_fullscreen.h"
 #include "ppapi/thunk/thunk.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_instance_api.h"
 #include "ppapi/thunk/resource_creation_api.h"
 
@@ skipping 24 matching lines @@
 }
 
 const PPB_Fullscreen g_ppb_fullscreen_thunk = {
   &IsFullscreen,
   &SetFullscreen,
   &GetScreenSize
 };
 
 }  // namespace
 
-const PPB_Fullscreen* GetPPB_Fullscreen_Thunk() {
+const PPB_Fullscreen_1_0* GetPPB_Fullscreen_1_0_Thunk() {
   return &g_ppb_fullscreen_thunk;
 }
 
 }  // namespace thunk
 }  // namespace ppapi