Revert "Revert "Sync hotseat/taskbar handoff""

This reverts commit efca5c8655fdc4282f8825607f62c495cc7fe96d.

Reason for revert: ANR no longer happening

Bug: 223789074
Bug: 223443781
Bug: 202507555
Change-Id: I03bfe8642ef4ed0f9e8fbd543141d39c66375604
3 files changed