[gnome-shell] background: drop StillFrame class

[Ray Strode <halfline src gnome org>]

commit 96387cce47ae225a5b8983aa682e0869273058ac
Author: Ray Strode <rstrode redhat com>
Date:   Sat Mar 2 17:41:06 2013 -0500

    background: drop StillFrame class
    
    We aren't using it anymore so nix it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=694326

 js/ui/background.js |   17 -----------------
 1 files changed, 0 insertions(+), 17 deletions(-)
---
diff --git a/js/ui/background.js b/js/ui/background.js
index 5aaf07b..74e398e 100644
--- a/js/ui/background.js
+++ b/js/ui/background.js
@@ -559,23 +559,6 @@ const Background = new Lang.Class({
 });
 Signals.addSignalMethods(Background.prototype);
 
-const StillFrame = new Lang.Class({
-    Name: 'StillFrame',
-
-    _init: function(monitorIndex) {
-        this.actor = new Meta.BackgroundActor();
-        this.actor._delegate = this;
-
-        let content = new Meta.Background({ meta_screen: global.screen,
-                                            monitor: monitorIndex,
-                                            effects: Meta.BackgroundEffects.NONE });
-        content.load_still_frame();
-
-        this.actor.content = content;
-    }
-});
-Signals.addSignalMethods(StillFrame.prototype);
-
 const SystemBackground = new Lang.Class({
     Name: 'SystemBackground',