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

ppapi/c/private/ppb_tcp_socket_private.h

Index: ppapi/c/private/ppb_tcp_socket_private.h
diff --git a/ppapi/c/private/ppb_tcp_socket_private.h b/ppapi/c/private/ppb_tcp_socket_private.h
index 1515698ba92c58783c5aefe9a3bb09732120ce10..131e22eec7863defba649354c9be9fc90346393c 100644
--- a/ppapi/c/private/ppb_tcp_socket_private.h
+++ b/ppapi/c/private/ppb_tcp_socket_private.h
@@ -3,7 +3,7 @@
  * found in the LICENSE file.
  */
 
-/* From private/ppb_tcp_socket_private.idl modified Wed Nov  9 12:53:35 2011. */
+/* From private/ppb_tcp_socket_private.idl modified Wed Nov 16 15:27:20 2011. */
 
 #ifndef PPAPI_C_PRIVATE_PPB_TCP_SOCKET_PRIVATE_H_
 #define PPAPI_C_PRIVATE_PPB_TCP_SOCKET_PRIVATE_H_
@@ -33,7 +33,7 @@
  * The <code>PPB_TCPSocket_Private</code> interface provides TCP socket
  * operations.
  */
-struct PPB_TCPSocket_Private {
+struct PPB_TCPSocket_Private_0_3 {
   /**
    * Allocates a TCP socket resource.
    */
@@ -121,6 +121,8 @@ struct PPB_TCPSocket_Private {
    */
   void (*Disconnect)(PP_Resource tcp_socket);
 };
+
+typedef struct PPB_TCPSocket_Private_0_3 PPB_TCPSocket_Private;
 /**
  * @}
  */