Merge "Directly use launcher activity interface" into tm-qpr-dev am: 8b4ac56e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/22121678



Change-Id: If5e7027172b903c14831627f51930e5b6d9b077d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>