Merge "Ensure primary provider is contained in the list of enabled providers" into udc-dev am: 8587f769e8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23065921

Change-Id: Ifb5fc6de2153a6a7e659b150b1e4f1a5126a259d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>