GitLab

Disabling new DumpAccessibilityTreeTest tests that are flaky :
- AccessibilityAriaHiddenSingleDescendant
- AccessibilityAriaHiddenSingleDescendantDisplayNone
- AccessibilityAriaHiddenSingleDescendantVisibilityHidden

https://ci.chromium.org/ui/p/chromium/builders/ci/Linux%20ChromiumOS%20MSan%20Tests/22224/overview

Bug: 1169854, 1159660
Change-Id: I350e3bdb66026410623a64f0dc04c3f62ce2f4ab
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2645257Reviewed-by: Katie Dektar <katie@chromium.org>
Reviewed-by: Kurt Catti-Schmidt <kschmi@microsoft.com>
Commit-Queue: Adam Ettenberger <Adam.Ettenberger@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#846386}