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

ppapi/c/ppb_url_request_info.h

Index: ppapi/c/ppb_url_request_info.h
diff --git a/ppapi/c/ppb_url_request_info.h b/ppapi/c/ppb_url_request_info.h
index d1e95198f5da58a77d03a0f664ec2270730a2923..34defdb883d8cfcb245d44d46dea43b42d88b993 100644
--- a/ppapi/c/ppb_url_request_info.h
+++ b/ppapi/c/ppb_url_request_info.h
@@ -3,7 +3,7 @@
  * found in the LICENSE file.
  */
 
-/* From ppb_url_request_info.idl modified Fri Nov 11 19:53:07 2011. */
+/* From ppb_url_request_info.idl modified Mon Nov 14 10:36:01 2011. */
 
 #ifndef PPAPI_C_PPB_URL_REQUEST_INFO_H_
 #define PPAPI_C_PPB_URL_REQUEST_INFO_H_
@@ -162,7 +162,7 @@ PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_URLRequestProperty, 4);
  * <code>PPB_URLLoader</code>. Refer to <code>PPB_URLLoader</code> for further
  * information.
  */
-struct PPB_URLRequestInfo {
+struct PPB_URLRequestInfo_1_0 {
   /**
    * Create() creates a new <code>URLRequestInfo</code> object.
    *
@@ -247,6 +247,8 @@ struct PPB_URLRequestInfo {
                               int64_t number_of_bytes,
                               PP_Time expected_last_modified_time);
 };
+
+typedef struct PPB_URLRequestInfo_1_0 PPB_URLRequestInfo;
 /**
  * @}
  */