[gnome-shell] panel: Remove a bit of duplicated code

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

commit 7bd7b53845926f7d3d26c2ae9018e81cb9dced2b
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Nov 27 13:15:50 2012 -0500

    panel: Remove a bit of duplicated code
    
    The play() method does what we want here.

 js/ui/panel.js |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)
---
diff --git a/js/ui/panel.js b/js/ui/panel.js
index 0388acf..9ac0db8 100644
--- a/js/ui/panel.js
+++ b/js/ui/panel.js
@@ -132,10 +132,8 @@ const AnimatedIcon = new Lang.Class({
     _animationsLoaded: function() {
         this._isLoaded = true;
 
-        if (this._isPlaying) {
-            this._showFrame(0);
-            this._timeoutId = Mainloop.timeout_add(ANIMATED_ICON_UPDATE_TIMEOUT, Lang.bind(this, this._update));
-        }
+        if (this._isPlaying)
+            this.play();
     },
 
     _onDestroy: function() {