Getting rid of one more TARGET_API_MAC_OSX.

Mac/Modules/Nav.c

@@ -56,13 +56,6 @@ my_eventProc(NavEventCallbackMessage callBackSelector,
 		return;
 	}
 	if ( pyfunc == Py_None ) {
-#if !TARGET_API_MAC_OSX
-		/* Special case: give update events to the Python event handling code */
-		if ( callBackSelector == kNavCBEvent && 
-				callBackParms->eventData.eventDataParms.event->what == updateEvt)
-			PyMac_HandleEvent(callBackParms->eventData.eventDataParms.event);
-		/* Ignore others */
-#endif
 		return;
 	}
 	rv = PyObject_CallFunction(pyfunc, "ls#", (long)callBackSelector,