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Fix stack visibility evaluation
authorAndrii Kulian <akulian@google.com>
Tue, 15 Nov 2016 02:38:14 +0000 (18:38 -0800)
committerAndrii Kulian <akulian@google.com>
Sun, 20 Nov 2016 19:11:52 +0000 (19:11 +0000)
commite8d928a61d020dedb3b076239ebcef13435b6b96
treecce35e9b04e4971de4aa05635f9f69b39a8c4e41
parenta92257ed905c20725d5010df003d6c14b6bbe251
Fix stack visibility evaluation

Stack visibility is evaluated based on its position in stack list.
In this case we care only about stacks on the same display.

Test: ActivityManagerDisplayTests
Test: #testLaunchActivitiesAffectsVisibility
Change-Id: Ide42e8b5e240bd61c33cc2d4715e44fc9a940952
services/core/java/com/android/server/am/ActivityStack.java
services/core/java/com/android/server/am/ActivityStackSupervisor.java