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

ppapi/c/ppb_url_loader.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 ppb_url_loader.idl modified Mon Aug 29 10:11:34 2011. */
+/* From ppb_url_loader.idl modified Wed Oct  5 14:06:02 2011. */
 
 #ifndef PPAPI_C_PPB_URL_LOADER_H_
 #define PPAPI_C_PPB_URL_LOADER_H_
 
 #include "ppapi/c/pp_bool.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 24 matching lines @@
  * headers. Refer to <code>PPB_URLResponseInfo</code> for further information.
  * -# Call ReadResponseBody() to stream the data for the response.
  *
  * Alternatively, if <code>PP_URLREQUESTPROPERTY_STREAMTOFILE</code> was set on
  * the <code>URLRequestInfo</code> in step #2:
  * - Call FinishStreamingToFile(), after examining the response headers
  * (step #4),  to wait for the downloaded file to be complete.
  * - Then, access the downloaded file using the GetBodyAsFileRef() function of
  * the <code>URLResponseInfo</code> returned in step #4.
  */
-struct PPB_URLLoader {
+struct PPB_URLLoader_1_0 {
   /**
    * Create() creates a new <code>URLLoader</code> object. The
    * <code>URLLoader</code> is associated with a particular instance, so that
    * any UI dialogs that need to be shown to the user can be positioned
    * relative to the window containing the instance.
    *
    * @param[in] instance A <code>PP_Instance</code> identifying one instance
    * of a module.
    *
    * @return A <code>PP_Resource</code> corresponding to a URLLoader if
@@ skipping 147 matching lines @@
    *
    * <strong>Note:</strong> If the <code>URLLoader</code> object is destroyed
    * while it is still open, then it will be implicitly closed so you are not
    * required to call Close().
    *
    * @param[in] loader A <code>PP_Resource</code> corresponding to a
    * <code>URLLoader</code>.
    */
   void (*Close)(PP_Resource loader);
 };
+
+typedef struct PPB_URLLoader_1_0 PPB_URLLoader;
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_PPB_URL_LOADER_H_ */