Merge "Introducing feature flag for optimizing overlay service connection"...

Merge "Introducing feature flag for optimizing overlay service connection" into tm-qpr-dev am: dd3d50d7 am: ccc4d5d2

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/20260490



Change-Id: Ib0dc3502f155d02576c6f6143f3ab87a520973cb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>