Revert "Close ActivityView and ActivityContainer cleanly."

This reverts commit 4a9f129874785d34930f165268dbc618e4bc2618.

Conflicts:
	services/core/java/com/android/server/am/ActivityStackSupervisor.java

Change-Id: Ic1f4df7f4cb644de7ddebcdc8ce632b46c5ba8f2
3 files changed