Merge "Simplifying Launcher binding callbacks" into sc-v2-dev am: 49537a8942 am: 5ba498a832

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15019037

Change-Id: I0ed0925e8d81ca801ab5807f574b277d9191e9b0