Merge pull request kubernetes#130820 from rata/userns-stub-windows

userns: Don't special-case windows for the kubelet userns mappings

Author: k8s-ci-robot

pkg/kubelet/kubelet_pods.go

@@ -131,11 +131,6 @@ func (kl *Kubelet) getKubeletMappings() (uint32, uint32, error) {
 		return defaultFirstID, defaultLen, nil
 	}
 
-	// Windows doesn't support user namespaces, let's return the default mappings.
-	if runtime.GOOS == "windows" {
-		return defaultFirstID, defaultLen, nil
-	}
-
 	_, err := user.Lookup(kubeletUser)
 	if err != nil {
 		var unknownUserErr user.UnknownUserError