Revert "Unregister WindowInfosListener in destructor"

Revert submission 21756542-window-infos-listener-unregister-on-cleanup

Reason for revert: b/271650598

Reverted changes: /q/submissionid:21756542-window-infos-listener-unregister-on-cleanup

Change-Id: I91b209ef77f3c74d500162965652375f275357d4
1 file changed