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

ppapi/c/trusted/ppb_audio_input_trusted_dev.h

 /* Copyright (c) 2012 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.
  */
 
 /* From trusted/ppb_audio_input_trusted_dev.idl,
- *   modified Wed Jan  4 09:11:42 2012.
+ *   modified Wed Jan  4 11:09:00 2012.
  */
 
 #ifndef PPAPI_C_TRUSTED_PPB_AUDIO_INPUT_TRUSTED_DEV_H_
 #define PPAPI_C_TRUSTED_PPB_AUDIO_INPUT_TRUSTED_DEV_H_
 
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_stdint.h"
@@ skipping 12 matching lines @@
 /**
  * @addtogroup Interfaces
  * @{
  */
 /**
  * This interface is to be used by proxy implementations. All functions should
  * be called from the main thread only. The resource returned is an Audio input
  * resource; most of the PPB_AudioInput interface is also usable on this
  * resource.
  */
-struct PPB_AudioInputTrusted_Dev {
+struct PPB_AudioInputTrusted_Dev_0_1 {
   /** Returns an audio input resource. */
   PP_Resource (*CreateTrusted)(PP_Instance instance);
   /**
    * Opens a paused audio input interface, used by trusted side of proxy.
    * Returns PP_ERROR_WOULD_BLOCK on success, and invokes the |create_callback|
    * asynchronously to complete. As this function should always be invoked from
    * the main thread, do not use the blocking variant of PP_CompletionCallback.
    */
   int32_t (*Open)(PP_Resource audio_input,
                   PP_Resource config,
                   struct PP_CompletionCallback create_callback);
   /**
    * Get the sync socket. Use once Open has completed.
    * Returns PP_OK on success.
    */
   int32_t (*GetSyncSocket)(PP_Resource audio_input, int* sync_socket);
   /**
    * Get the shared memory interface. Use once Open has completed.
    * Returns PP_OK on success.
    */
   int32_t (*GetSharedMemory)(PP_Resource audio_input,
                              int* shm_handle,
                              uint32_t* shm_size);
 };
+
+typedef struct PPB_AudioInputTrusted_Dev_0_1 PPB_AudioInputTrusted_Dev;
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_TRUSTED_PPB_AUDIO_INPUT_TRUSTED_DEV_H_ */