Merge "Fix connected apps for headless (was previously always checking allowed...

Merge "Fix connected apps for headless (was previously always checking allowed apps on user 0)." into udc-dev am: b5c0e6e7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23154111



Change-Id: I0016ae0af9234cccae0366127825a83c7862e2d3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>