Revert "Avoid side effects in MediaCoordinator notif filter."

Revert submission 26255133

Reason for revert: this was a code cleanup that shouldn't have caused issues, but it seems to cause jank - b/364549968

Reverted changes: /q/submissionid:26255133

Change-Id: Idefbe7f84808096da696404da93a729d721df230