i18n: Remove unnecessary ticket state listing

include/class.ticket.php

@@ -54,12 +54,6 @@ class Ticket {
 
     var $thread; //Thread obj.
 
-    // Status -- listed here until we have a formal status class
-    static $STATUSES = array(
-        /* @trans */ 'open',
-        /* @trans */ 'closed',
-    );
-
     function Ticket($id) {
         $this->id = 0;
         $this->load($id);