[gnome-shell] Fix single-actor widgets

[Dan Winship <danw src gnome org>]

commit a4feb91644f29b043f4ea7695ca108faf0652ce4
Author: Dan Winship <danw gnome org>
Date:   Tue Jul 7 13:21:05 2009 -0400

    Fix single-actor widgets
    
    clutter_actor_unparent() is for use by container implementations only,
    unlike gtk_widget_unparent()
    
    https://bugzilla.gnome.org/show_bug.cgi?id=588090

 js/ui/widgetBox.js |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/js/ui/widgetBox.js b/js/ui/widgetBox.js
index 0c413e9..10cb362 100644
--- a/js/ui/widgetBox.js
+++ b/js/ui/widgetBox.js
@@ -196,7 +196,7 @@ WidgetBox.prototype = {
         this._egroup.show();
 
         if (this._singleActor) {
-            this._widget.actor.unparent();
+            this._widget.actor.get_parent().remove_actor(this._widget.actor);
             this._ebox.append(this._widget.actor, Big.BoxPackFlags.NONE);
         }
 
@@ -244,7 +244,7 @@ WidgetBox.prototype = {
         this._cgroup.show();
 
         if (this._singleActor) {
-            this._widget.actor.unparent();
+            this._widget.actor.get_parent().remove_actor(this._widget.actor);
             this._cbox.append(this._widget.actor, Big.BoxPackFlags.NONE);
         }