class HTMLProofer::UrlValidator::External

def handle_timeout(href, filenames, response_code)
  msg = "External link #{href} failed: got a time out (response code #{response_code})"
  @cache.add_external(href, filenames, 0, msg, false)
  return if @runner.options[:only_4xx]
  add_failure(filenames, msg, response_code)
end