TestRunner’s calls to [WebAccessibilityObjectWrapper accessibilityArrayAttributeCount:] need to be dispatch to the AX secondary thread.
<rdar://problem/91493569>
Created attachment 457101 [details] Patch
Committed r292707 (249499@main): <https://commits.webkit.org/249499@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 457101 [details].
Comment on attachment 457101 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=457101&action=review > Tools/WebKitTestRunner/InjectedBundle/mac/AccessibilityUIElementMac.mm:341 > + s_controller->executeOnAXThreadAndWait([&attributeName, &count, this] { I think this could be just attributeName instead of &attributeName