[gnome-shell] popupMenu: Close all child menus when the main menu is closed

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

commit 809295c03d2a1a7a555529685574af509e3fae94
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sat Feb 16 13:43:01 2013 -0500

    popupMenu: Close all child menus when the main menu is closed
    
    Otherwise, if something managed to call close(), it wouldn't
    close any child menus.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=693572

 js/ui/popupMenu.js |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/js/ui/popupMenu.js b/js/ui/popupMenu.js
index 538d9b6..d65f03f 100644
--- a/js/ui/popupMenu.js
+++ b/js/ui/popupMenu.js
@@ -1267,6 +1267,10 @@ const PopupMenu = new Lang.Class({
         if (this._activeMenuItem)
             this._activeMenuItem.setActive(false);
 
+        this._childMenus.forEach(function(childMenu) {
+            childMenu.close();
+        });
+
         if (this._boxPointer.actor.visible)
             this._boxPointer.hide(animate);