[gnome-shell/wip/message-tray: 35/35] grabHelper: Make sure to return not null when the stack contains fake grabs

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

commit 4a9196a0bb21d92b43e45199edebfa6f94600bbd
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sun Aug 19 19:12:02 2012 -0400

    grabHelper: Make sure to return not null when the stack contains fake grabs
    
    We did this if there's nothing in the grab stack, but didn't do this
    when there's no real grabs in the grab stack.

 js/ui/grabHelper.js |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)
---
diff --git a/js/ui/grabHelper.js b/js/ui/grabHelper.js
index 0a4ea97..40f0fdb 100644
--- a/js/ui/grabHelper.js
+++ b/js/ui/grabHelper.js
@@ -83,14 +83,11 @@ const GrabHelper = new Lang.Class({
     },
 
     get currentGrab() {
-        if (!this._grabStack.length)
-            return {};
-
         let idx = this._grabStack.length - 1;
         while (idx >= 0 && this._grabStack[idx].untracked)
             idx--;
 
-        return this._grabStack[idx];
+        return this._grabStack[idx] || {};
     },
 
     _findStackIndex: function(actor) {