code review by fei.hong: modify home page recordContent get udid test

@@ -203,10 +203,7 @@ class HomeController extends AbstractAction
 
 
         if ($this->isAjax()) {
         if ($this->isAjax()) {
             $uid = $this->getUid(true);
             $uid = $this->getUid(true);
-            $udid = $this->getCookie('suid');
-            if (!$udid) {
-                $udid = $uid . $this->getUdid();
-            }
+            $udid = $this->getUdid();
             $page = $this->get('page', 1);
             $page = $this->get('page', 1);
             $result = UserModel::browserRecord($uid, $udid, $page, 100);
             $result = UserModel::browserRecord($uid, $udid, $page, 100);
         }
         }