don't free the event subclass in switch_event_unbind_callback(). thx crienzo

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@16666 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_event.c

@@ -1269,11 +1269,6 @@ SWITCH_DECLARE(switch_status_t) switch_event_unbind_callback(switch_event_callba
 				}
 
 				switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_NOTICE, "Event Binding deleted for %s:%s\n", n->id, switch_event_name(n->event_id));
-				if (n->subclass) {
-					FREE(n->subclass->owner);
-					FREE(n->subclass->name);
-					FREE(n->subclass);
-				}
 				FREE(n->id);
 				FREE(n);
 				status = SWITCH_STATUS_SUCCESS;