commit c7b8a545c7e7346f5e3b4b5c2fd3d7b5156c18da
author Chilun <chilunhuang@google.com> Wed Mar 24 13:56:32 2021 +0800
committer Chilun <chilunhuang@google.com> Wed Mar 24 17:05:59 2021 +0800
tree 6d5fbb8ac7c66a3bf55cff0aee88dac041ed6fb0
parent 58b2237f1c3307ef7191576844308ed38b925c55

Rename Stack to Task related terms in tests

Rename Stack to Task and unify some methods to make them clearer and
simpler.

Bug: 144248496
Test: atest AppTransitionControllerTest AppTransitionTests
      atest DisplayContentTests DragDropControllerTests
      atest RecentsAnimationControllerTest RootTaskTests
      atest TaskDisplayAreaTests TaskLaunchParamsModifierTests
      atest TaskTests TransitionTests WindowContainerTests
      atest WindowManagerServiceTests WindowOrganizerTests WindowStateTests
Change-Id: Ifc7e4d86f3b19dc55a25293d65ae53856e93bf4d