Merge "Launch admin policies settings screen if not possible to launch help...

Merge "Launch admin policies settings screen if not possible to launch help page" into sc-dev am: 144dab97 am: 1daa3f00 am: 2e0b02be

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15286676

Change-Id: I75cd7f190950076ce793fd30cd799e80095f8fd9