[automerger skipped] Set FaceDownDetector disable-able by user am: 070baffe61 -s ours

am skip reason: skipped by flc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/26968379

Change-Id: Ia5896a33a63532ac973b85b908e346077d0c2033
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>