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

ppapi/c/ppb_fullscreen.h

Index: ppapi/c/ppb_fullscreen.h
diff --git a/ppapi/c/ppb_fullscreen.h b/ppapi/c/ppb_fullscreen.h
index 72ff98dfe60fba253d2d60dade154f0baa571958..6608b05fef92e375f02815687375fc985b4d33e4 100644
--- a/ppapi/c/ppb_fullscreen.h
+++ b/ppapi/c/ppb_fullscreen.h
@@ -3,7 +3,7 @@
  * found in the LICENSE file.
  */
 
-/* From ppb_fullscreen.idl modified Wed Dec 21 11:00:23 2011. */
+/* From ppb_fullscreen.idl modified Wed Dec 21 19:08:34 2011. */
 
 #ifndef PPAPI_C_PPB_FULLSCREEN_H_
 #define PPAPI_C_PPB_FULLSCREEN_H_
@@ -33,7 +33,7 @@
  * This interface provides a way of checking the current screen mode and
  * toggling fullscreen mode.
  */
-struct PPB_Fullscreen {
+struct PPB_Fullscreen_1_0 {
   /**
    * IsFullscreen() checks whether the module instance is currently in
    * fullscreen mode.
@@ -81,6 +81,8 @@ struct PPB_Fullscreen {
    */
   PP_Bool (*GetScreenSize)(PP_Instance instance, struct PP_Size* size);
 };
+
+typedef struct PPB_Fullscreen_1_0 PPB_Fullscreen;
 /**
  * @}
  */