Merge "Add Face acquire strings." into tm-d1-dev am: cbc9a710

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17878565



Change-Id: I23115eeac2736a1ead5246a80b1ee05a0e0c4470
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>