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

ppapi/proxy/ppb_testing_proxy.h

 // 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.
 
 #ifndef PPAPI_PROXY_PPB_TESTING_PROXY_H_
 #define PPAPI_PROXY_PPB_TESTING_PROXY_H_
 
 #include "base/basictypes.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_resource.h"
+#include "ppapi/c/dev/ppb_testing_dev.h"
 #include "ppapi/proxy/interface_proxy.h"
 #include "ppapi/shared_impl/host_resource.h"
 
 struct PP_Point;
-struct PPB_Testing_Dev;
 
 namespace ppapi {
 
 struct InputEventData;
 
 namespace proxy {
 
 class PPB_Testing_Proxy : public InterfaceProxy {
  public:
   PPB_Testing_Proxy(Dispatcher* dispatcher);
@@ skipping 21 matching lines @@
   // In the plugin, this value is always NULL.
   const PPB_Testing_Dev* ppb_testing_impl_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Testing_Proxy);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_PPB_TESTING_PROXY_H_