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

ppapi/c/private/ppb_net_address_private.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 private/ppb_net_address_private.idl,
- *   modified Wed Jan  4 09:10:03 2012.
+ *   modified Wed Jan  4 11:09:00 2012.
  */
 
 #ifndef PPAPI_C_PRIVATE_PPB_NET_ADDRESS_PRIVATE_H_
 #define PPAPI_C_PRIVATE_PPB_NET_ADDRESS_PRIVATE_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/pp_stdint.h"
 #include "ppapi/c/pp_var.h"
@@ skipping 24 matching lines @@
  */
 
 /**
  * @addtogroup Interfaces
  * @{
  */
 /**
  * The <code>PPB_NetAddress_Private</code> interface provides operations on
  * network addresses.
  */
-struct PPB_NetAddress_Private {
+struct PPB_NetAddress_Private_0_1 {
   /**
    * Returns PP_TRUE if the two addresses are equal (host and port).
    */
   PP_Bool (*AreEqual)(const struct PP_NetAddress_Private* addr1,
                       const struct PP_NetAddress_Private* addr2);
   /**
    * Returns PP_TRUE if the two addresses refer to the same host.
    */
   PP_Bool (*AreHostsEqual)(const struct PP_NetAddress_Private* addr1,
                            const struct PP_NetAddress_Private* addr2);
   /**
    * Returns a human-readable description of the network address, optionally
    * including the port (e.g., "192.168.0.1", "192.168.0.1:99", or "[::1]:80"),
    * or an undefined var on failure.
    */
   struct PP_Var (*Describe)(PP_Module module,
                             const struct PP_NetAddress_Private* addr,
                             PP_Bool include_port);
   /**
    * Replaces the port in the given source address. Returns PP_TRUE on success.
    */
   PP_Bool (*ReplacePort)(const struct PP_NetAddress_Private* src_addr,
                          uint16_t port,
                          struct PP_NetAddress_Private* dest_addr);
   /**
    * Gets the "any" address (for IPv4 or IPv6); for use with UDP Bind.
    */
   void (*GetAnyAddress)(PP_Bool is_ipv6, struct PP_NetAddress_Private* addr);
 };
+
+typedef struct PPB_NetAddress_Private_0_1 PPB_NetAddress_Private;
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_PRIVATE_PPB_NET_ADDRESS_PRIVATE_H_ */