[gnome-shell] util: Don't pass too many arguments to child_watch_add

[Jasper St. Pierre <jstpierre src gnome org>]

commit f8bac5c19769672fc38cb9f927bb633e2d45d3a7
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Apr 28 10:16:56 2014 -0400

    util: Don't pass too many arguments to child_watch_add

 js/misc/util.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/js/misc/util.js b/js/misc/util.js
index ba5de4a..e78c551 100644
--- a/js/misc/util.js
+++ b/js/misc/util.js
@@ -129,7 +129,7 @@ function trySpawn(argv)
     // Dummy child watch; we don't want to double-fork internally
     // because then we lose the parent-child relationship, which
     // can break polkit.  See https://bugzilla.redhat.com//show_bug.cgi?id=819275
-    GLib.child_watch_add(GLib.PRIORITY_DEFAULT, pid, function () {}, null);
+    GLib.child_watch_add(GLib.PRIORITY_DEFAULT, pid, function () {});
 }
 
 // trySpawnCommandLine: