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

ppapi/c/dev/ppb_url_util_dev.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.
  */
 
-/* From dev/ppb_url_util_dev.idl modified Wed Dec  7 17:25:52 2011. */
+/* From dev/ppb_url_util_dev.idl modified Fri Dec 16 17:34:59 2011. */
 
 #ifndef PPAPI_C_DEV_PPB_URL_UTIL_DEV_H_
 #define PPAPI_C_DEV_PPB_URL_UTIL_DEV_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_stdint.h"
 #include "ppapi/c/pp_var.h"
 
@@ skipping 53 matching lines @@
  * @addtogroup Interfaces
  * @{
  */
 /*
  * URL encoding: URLs are supplied to this interface as NULL-terminated 8-bit
  * strings. You can pass non-ASCII characters which will be interpreted as
  * UTF-8. Canonicalized URL strings returned by these functions will be ASCII
  * except for the reference fragment (stuff after the '#') which will be
  * encoded as UTF-8.
  */
-struct PPB_URLUtil_Dev {
+struct PPB_URLUtil_Dev_0_6 {
   /*
    * Canonicalizes the given URL string according to the rules of the host
    * browser. If the URL is invalid or the var is not a string, this will
    * return a Null var and the components structure will be unchanged.
    *
    * The components pointer, if non-NULL and the canonicalized URL is valid,
    * will identify the components of the resulting URL. Components may be NULL
    * to specify that no component information is necessary.
    */
   struct PP_Var (*Canonicalize)(struct PP_Var url,
@@ skipping 66 matching lines @@
    * based on whether the plugin is loaded from an <embed> element or an
    * <object> element.
    * The components pointer, if non-NULL and the canonicalized URL is valid,
    * will identify the components of the resulting URL. Components may be NULL
    * to specify that no component information is necessary.
    */
   struct PP_Var (*GetPluginInstanceURL)(
       PP_Instance instance,
       struct PP_URLComponents_Dev* components);
 };
+
+typedef struct PPB_URLUtil_Dev_0_6 PPB_URLUtil_Dev;
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_DEV_PPB_URL_UTIL_DEV_H_ */