class Aws::ECSCredentials

def retry_errors(error_classes, options = {})
  max_retries = options[:max_retries]
  retries = 0
  begin
    yield
  rescue TokenFileReadError, InvalidTokenError
    raise
  rescue *error_classes => _e
    raise unless retries < max_retries
    @backoff.call(retries)
    retries += 1
    retry
  end
end