[automerger skipped] Merge "Hide non-system overlay window on ActivityPicker" into oc-mr1-dev am: f43af46d1d -s ours

am skip reason: skip tag Change-Id I6e2845cc19dc012cba2933318a067bbb8db90a23 with SHA-1 855b1f428d is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/13835812

Change-Id: Ife137461365b88bc33cc7e22d72ef4c6b2926357