Automatic merge from submit-queue (batch tested with PRs 63314, 63884, 63799, 63521, 62242). 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 single use, non-polymorphic helpers from factory
Not all helpers in the factory need to be located there. This strips several out.
```release-note
NONE
```
63e9b438d8