Merge "Fade overview actions on transition to Home." into sc-dev am: 8a50f93f91 am: e7cb362630

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14356554

Change-Id: I0699863ff21e2c68370b6e33444b8b9fa3c78ce2