Merge "Tuning app close, and turn on flag." into sc-dev am: 951962cd05 am: cb5139f20e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14512489

Change-Id: I079235d26672687fc0c1d33372e1a3deaf4c5e58