public function buildMainMenuItems(PhabricatorUser $user, PhabricatorController $controller = null)
 {
     $items = array();
     if ($controller instanceof PhabricatorLogoutController) {
         $class = 'main-menu-item-icon-logout-selected';
     } else {
         $class = 'main-menu-item-icon-logout';
     }
     if ($user->isLoggedIn()) {
         $item = new PhabricatorMainMenuIconView();
         $item->setName(pht('Log Out'));
         $item->addClass('autosprite main-menu-item-icon ' . $class);
         $item->setWorkflow(true);
         $item->setHref('/logout/');
         $item->setSortOrder(1.0);
         $items[] = $item;
     }
     return $items;
 }