[gsettings-desktop-schemas] Use a lock default that ties in with the desktop wallpaper

[Jakub Steiner <jimmac src gnome org>]

commit d020f0710cb0ad0bb1659eaf7a6f6c6e928d9f6c
Author: Jakub Steiner <jimmac gmail com>
Date:   Fri Oct 4 14:07:25 2013 +0200

    Use a lock default that ties in with the desktop wallpaper
    
    https://bugzilla.gnome.org/show_bug.cgi?id=709425

 ...org.gnome.desktop.screensaver.gschema.xml.in.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/schemas/org.gnome.desktop.screensaver.gschema.xml.in.in 
b/schemas/org.gnome.desktop.screensaver.gschema.xml.in.in
index 9fe247c..43c4583 100644
--- a/schemas/org.gnome.desktop.screensaver.gschema.xml.in.in
+++ b/schemas/org.gnome.desktop.screensaver.gschema.xml.in.in
@@ -94,7 +94,7 @@
       </_description>
     </key>
     <key name="picture-uri" type="s">
-      <default>'file://@datadir@/backgrounds/gnome/Sunset.png'</default>
+      <default>'file://@datadir@/backgrounds/gnome/Locked.jpg'</default>
       <_summary>Picture URI</_summary>
       <_description>
         URI to use for the background image. Not that the backend only supports