[gnome-shell] layout: Flush region update in showOverview

[Adel Gadllah <agadllah src gnome org>]

commit f6010864eae8cfde672a572eeac14ef8594f974e
Author: Adel Gadllah <adel gadllah gmail com>
Date:   Fri Oct 11 20:10:24 2013 +0200

    layout: Flush region update in showOverview
    
    We cannot wait for the queued update region to fire when
    xdnd is being used because a wrong input shape can result
    into a xdnd leave event when the user moves the pointer fast.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=708887

 js/ui/layout.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/layout.js b/js/ui/layout.js
index 1271709..17073a6 100644
--- a/js/ui/layout.js
+++ b/js/ui/layout.js
@@ -251,7 +251,7 @@ const LayoutManager = new Lang.Class({
 
         this._inOverview = true;
         this._updateVisibility();
-        this._queueUpdateRegions();
+        this._updateRegions();
     },
 
     hideOverview: function() {