commit fed928bb1fb63e27dc1373ce2aec8caf90415d67
author Sally <sallyyuen@google.com> Mon Mar 29 16:57:05 2021 +0000
committer Jacky Kao <jackykao@google.com> Wed Jun 16 00:58:13 2021 +0000
tree d4d6f68c090239a856d1f1f44ff20e59df68049b
parent ab9f5d46b277a68ab857838b0a461e4345e0aeec

Eliminate potential deadlock in AccessibilityCache

The cache calls out with its lock to the app main thread when refreshing
nodes. This opens the door for a deadlock, and causes a slowdown for
non-main threads.

Bug: 180957109, 189786298
Test: atest CtsAccessibilityServiceTestCases  CtsAccessibilityTestCases
CtsUiAutomationTestCases
FrameworksServicesTests:com.android.server.accessibility
FrameworksCoreTests:com.android.internal.accessibility
FrameworksCoreTests:android.view.accessibility

Merged-In: I27e4e64f778ae1c2a348e16cf8739f7a5596e0fc
Change-Id: I27e4e64f778ae1c2a348e16cf8739f7a5596e0fc