[gnome-shell] layout: Create the primary background in a not critical location

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

commit a8a2b7d7bbfcfcb95129ec115310f8a01aa8971a
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Aug 20 18:29:02 2013 -0400

    layout: Create the primary background in a not critical location
    
    The startup animation should be as minimal as possible to prevent
    hangups.

 js/ui/layout.js |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/layout.js b/js/ui/layout.js
index 6df7cb6..7176d52 100644
--- a/js/ui/layout.js
+++ b/js/ui/layout.js
@@ -600,6 +600,8 @@ const LayoutManager = new Lang.Class({
         if (Main.sessionMode.isGreeter) {
             this.panelBox.translation_y = -this.panelBox.height;
         } else {
+            this._createPrimaryBackground();
+
             // We need to force an update of the regions now before we scale
             // the UI group to get the coorect allocation for the struts.
             this._updateRegions();
@@ -649,7 +651,6 @@ const LayoutManager = new Lang.Class({
     },
 
     _startupAnimationSession: function() {
-        this._createPrimaryBackground();
         Tweener.addTween(this.uiGroup,
                          { scale_x: 1,
                            scale_y: 1,