Revert "Sync hotseat/taskbar handoff"

This reverts commit ede8718e63abb387bbca8b03e5f58273020cf2f2.

Reason for revert: causing ANR b/223789074

Bug: 223789074
Bug: 223443781
Bug: 202507555

Change-Id: Ibd76939a345f54e8945cdd97e652f5e06e40edcb
3 files changed