Merge pull request #66593 from stewart-yu/stewart-kubelet-commentclean

Automatic merge from submit-queue (batch tested with PRs 66593, 66727, 66558). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

remove the outdate comments in tryRegisterWithAPIServer

**What this PR does / why we need it**:
some judgement about ExternalID removed in #61877, so remove the outdate comments in tryRegisterWithAPIServer


**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2018-07-27 18:05:00 -07:00 committed by GitHub
commit 8e2a444b6d
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@ -81,9 +81,7 @@ func (kl *Kubelet) registerWithAPIServer() {
// the API server, returning a boolean indicating whether the attempt was
// successful. If a node with the same name already exists, it reconciles the
// value of the annotation for controller-managed attach-detach of attachable
// persistent volumes for the node. If a node of the same name exists but has
// a different externalID value, it attempts to delete that node so that a
// later attempt can recreate it.
// persistent volumes for the node.
func (kl *Kubelet) tryRegisterWithAPIServer(node *v1.Node) bool {
_, err := kl.kubeClient.CoreV1().Nodes().Create(node)
if err == nil {