Kirki_Styles_Output_CSS::__construct PHP Method

        private function __construct()
        {
            if (is_null(self::$google_fonts)) {
                self::$google_fonts = Kirki_Fonts::get_google_fonts();
            }
            if (is_null(self::$backup_fonts)) {
                self::$backup_fonts = Kirki_Fonts::get_backup_fonts();
            }
        }