[ macOS iOS ] fast/parser/parser-yield-timing.html is a flaky failure

[Jacob Uphoff]

fast/parser/parser-yield-timing.html

This test has been flaky failing for all visible history.

Test is failing on macOS wk1 and iOS wk2 on debug.

I ran the test on macOS wk1 5000 times and I was able to reproduce the failure.

History: 

https://results.webkit.org/?suite=layout-tests&test=fast%2Fparser%2Fparser-yield-timing.html&limit=50000

Diff:

--- /Volumes/Data/slave/catalina-debug-tests-wk1/build/layout-test-results/fast/parser/parser-yield-timing-expected.txt
+++ /Volumes/Data/slave/catalina-debug-tests-wk1/build/layout-test-results/fast/parser/parser-yield-timing-actual.txt
@@ -5,7 +5,7 @@
 
 PASS new Date().getTime() - startTime is within 400 of 1000
 PASS new Date().getTime() - startTime is within 400 of 2000
-PASS new Date().getTime() - startTime is within 400 of 3000
+FAIL new Date().getTime() - startTime should be within 400 of 3000. Was 3423.
 PASS successfullyParsed is true
 
 TEST COMPLETE

[Radar WebKit Bug Importer]

<rdar://problem/59351383>

[Ryosuke Niwa]

Created attachment 394313 [details]
Delete the test

[Geoffrey Garen]

Comment on attachment 394313 [details]
Delete the test

r=me

[Ryosuke Niwa]

Committed r258927: <https://trac.webkit.org/changeset/258927>