Merge "Show indicator if guest creation is not allowed" into sc-dev am:...

Merge "Show indicator if guest creation is not allowed" into sc-dev am: 5f8b9db6 am: 69ebbe5f am: 35b4c05b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15474473

Change-Id: I67e3ae00684f12f21c7fe01a4b29ebfe540ec6e9