del no use func

helper/room/tpl_group_home.php

@@ -815,9 +815,4 @@ class tpl_group_home
               </div>";
         }
     }
-
-
-    public function get_is_room_member() {
-        return intval($this->is_room_member);
-    }
 }

mobile/templates/default/talk/homepage_room.php

@@ -112,7 +112,6 @@
             var room_name = '<?php echo $output['param']['room_name'];  ?>';
             var room_avatar = '<?php echo $output['param']['room_avatar'];  ?>';
             var open_talk = <?php echo $output['param']['open_talk']; ?>;
-            var is_room_member = <?php echo $output['tpl']->get_is_room_member(); ?>;
 
             if(is_app) {
                 var jsBridge = new Bridge();