if err != nil {
		return nil, err
	}
	handler := newThrottledUpgradeAwareProxyHandler(location, transport, false, true, responder)
	if utilfeature.DefaultFeatureGate.Enabled(features.PortForwardWebsockets) {
		tunnelingHandler := translator.NewTunnelingHandler(handler)
		handler = translator.NewTranslatingHandler(handler, tunnelingHandler, wsstream.IsWebSocketRequestWithTunnelingProtocol)
	}
	return handler, nil
}