Merge "Revert "Band-aid for getHomeActivities returning null"" into sc-v2-dev am: fc88784f8d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15732511

Change-Id: Iafe1ed7f8800fd01f06f7f93b3013d8c17f4c438