[automerger skipped] RESTRICT AUTOMERGE Revert "Construct AppsFilter cache on background thread" am: 6d90fa3d am: a9dcf802 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12501865

Change-Id: Ie3ce13bf9b099dab4c156d762fd9daac075b42ed