tree 536bd90e02b6844407dbedd0ab5ae3dece4638cc
parent ef4d6f378771ec6cc45e6eeb6753dcc30438d8f3
author David Stevens <stevensd@google.com> 1486686627 -0800
committer David Stevens <stevensd@google.com> 1486767964 -0800

Handle focused tasks on multiple displays

When the focused task changes displays, make sure to mark the whole
previous display as not part of a focused task.

This change also adds an adb am command to change the task focus.

Test: android.server.cts.ActivityManagerDisplayTests
Test: #testStackFocusSwitchOnTouchEvent
Bug: 35214007
Change-Id: I9cb7372c21a0b592abb6f6d910077ff5097dd6cf