[webkit-reviews] review requested: [Bug 147299] aria-liveregions-notifications tests are very flaky : [Attachment 257786] patch

[bugzilla-daemon at webkit.org]

Nan Wang <n_wang at apple.com> has asked  for review:
Bug 147299: aria-liveregions-notifications tests are very flaky
https://bugs.webkit.org/show_bug.cgi?id=147299

Attachment 257786: patch

https://bugs.webkit.org/attachment.cgi?id=257786&action=review