Merge "Consolidate launch time change notifications." into tm-dev am: e9145245

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17571717



Change-Id: Icda9522fe91e38f8ec331867c0a86430a0d8be6f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>