[gnome-shell] sessionMode: Fix listModes()

[Florian Müllner <fmuellner src gnome org>]

commit 4d9a16f33b0ba742441b6b1960392c70500d4614
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Dec 6 21:29:37 2013 +0100

    sessionMode: Fix listModes()
    
    Commit da4238ec681c7ca just broke that function completely by
    calling array methods on objects and other funny stuff. Fix it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=720017

 js/ui/sessionMode.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/sessionMode.js b/js/ui/sessionMode.js
index 2600cbb..7b8bc17 100644
--- a/js/ui/sessionMode.js
+++ b/js/ui/sessionMode.js
@@ -134,7 +134,7 @@ function _loadModes() {
 
 function listModes() {
     _loadModes();
-    modes.forEach(function() {
+    Mainloop.idle_add(function() {
         let names = Object.getOwnPropertyNames(_modes);
         for (let i = 0; i < names.length; i++)
             if (_modes[names[i]].isPrimary)