[gnome-shell] background: fix vignette in overview

[Ray Strode <halfline src gnome org>]

commit 76590d6c6908ff1d1ea7961ea6fd27cfc99d4d72
Author: Ray Strode <rstrode redhat com>
Date:   Wed Mar 27 12:00:47 2013 -0400

    background: fix vignette in overview
    
    We no longer apply background effects when loading backgrounds.
    
    This commit fixes that.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=696712

 js/ui/background.js |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/js/ui/background.js b/js/ui/background.js
index 8c2870c..3cebe4e 100644
--- a/js/ui/background.js
+++ b/js/ui/background.js
@@ -241,6 +241,7 @@ const BackgroundCache = new Lang.Class({
         } else {
             this._loadImageContent({ filename: params.filename,
                                      style: params.style,
+                                     effects: params.effects,
                                      cancellable: params.cancellable,
                                      onFinished: params.onFinished });