Accessibility isolated tree mode is a bit difficult to test, because it relies on specific requests entering the system on a secondary thread. To simulate this environment, we need a new argument to pass into test runner that can set it up correctly.
<rdar://problem/60075583>
Created attachment 392544 [details] patch
Created attachment 392545 [details] patch
Comment on attachment 392545 [details] patch View in context: https://bugs.webkit.org/attachment.cgi?id=392545&action=review > Tools/WebKitTestRunner/InjectedBundle/AccessibilityController.cpp:35 > +#include <pal/spi/mac/HIServicesSPI.h> This appears to be breaking on GTK and WinCairo, should it be behind #if ENABLE(ACCESSIBILITY_ISOLATED_TREE) ?
Created attachment 392566 [details] patch
Created attachment 392569 [details] patch
Comment on attachment 392569 [details] patch Seems okay to me.
Comment on attachment 392569 [details] patch Clearing flags on attachment: 392569 Committed r258075: <https://trac.webkit.org/changeset/258075>
All reviewed patches have been landed. Closing bug.