tree ebde664197a72b52aff08e4e3658b963d5627872
parent 5496487dc5db684329421e1ccf522cde4fc87344
author wilsonshih <wilsonshih@google.com> 1619424919 +0800
committer wilsonshih <wilsonshih@google.com> 1619613436 +0800

Only add one starting window for a task when unlock.

While unlock device, there will call showStartingWindow for every
visible activites, which is not necessary because there will only
need one starting window for each task.

Bug: 185318171
Test: atest ActivityRecordTests
Change-Id: I417e0b516de388373d49dc68f1ce6cf52dd1fd3e