[gnome-shell] calendar: Minor cleanup

[Florian Müllner <fmuellner src gnome org>]

commit a504dd866b4a4e48394c1a82d664cf2016898dc1
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Mar 17 05:32:04 2015 +0100

    calendar: Minor cleanup
    
    Commit b61cb920533e04 added a close method, use that instead of
    explicitly emitting the corresponding signal.

 js/ui/calendar.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/calendar.js b/js/ui/calendar.js
index 7fd4622..0e03a2b 100644
--- a/js/ui/calendar.js
+++ b/js/ui/calendar.js
@@ -1227,7 +1227,7 @@ const NotificationMessage = new Lang.Class({
         notification.connect('destroy', Lang.bind(this,
             function() {
                 if (!this._closed)
-                    this.emit('close');
+                    this.close();
             }));
         this._updatedId = notification.connect('updated',
                                                Lang.bind(this, this._onUpdated));