/** * * Ensures only one instance of SimpleComments is loaded or can be loaded. * * @static * @return class instance */ public static function instance() { if (is_null(self::$_instance)) { self::$_instance = new self(); } return self::$_instance; }
public function check_response_for_errors($response) { return MainWPApiManagerPluginUpdate::instance()->check_response_for_errors($response, $this->renew_license_url); }