[gnome-shell] screenShield: Remove unused properties

[Florian Müllner <fmuellner src gnome org>]

commit 6a504f5c62ce74a6bbfb21e1e27154daf7bbd49c
Author: Florian Müllner <fmuellner gnome org>
Date:   Wed Feb 25 18:56:01 2015 +0100

    screenShield: Remove unused properties
    
    The shield has been using WallClock for a while now ...

 js/ui/screenShield.js |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/js/ui/screenShield.js b/js/ui/screenShield.js
index 5a61e6b..76efd03 100644
--- a/js/ui/screenShield.js
+++ b/js/ui/screenShield.js
@@ -60,9 +60,6 @@ const CURTAIN_SLIDE_TIME = 0.3;
 const Clock = new Lang.Class({
     Name: 'ScreenShieldClock',
 
-    CLOCK_FORMAT_KEY: 'clock-format',
-    CLOCK_SHOW_SECONDS_KEY: 'clock-show-seconds',
-
     _init: function() {
         this.actor = new St.BoxLayout({ style_class: 'screen-shield-clock',
                                         vertical: true });