The test has been consistently flaky since: r257297 NOERROR [r257298-r257299] UNKNOWN r257300 TEXT (Expected: PASS) I haven't managed to get a failure by running the test alone. This test was marked as flaky in the past: https://bugs.webkit.org/show_bug.cgi?id=134575
This test no longer exists and there are not test failures filed under thig bug. Closing bug.