Merge "Merge "[snapshot] use caches for arraylists in mAppIds" into tm-dev am: 998d86ca am: 24d22c1b am: 80b3d283" into tm-qpr-dev-plus-aosp am: eb3eaee3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18152915



Change-Id: I777873efadc9b5ca76f5f9b64b40cfd0e1175691
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>