Merge "Whitelist package verifiers for bg operation" into rvc-dev am:...

Merge "Whitelist package verifiers for bg operation" into rvc-dev am: 062b1514 am: 2db621b2 am: e9e2313f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11854551

Change-Id: I4abc133f8f9977b23c1879756a0cedd1f56f9cfb