The following layout tests were marked as [ FAILURE ] on Mojave are now passing reliably editing/deleting/delete-emoji.html editing/deleting/delete-emoji-1.html editing/deleting/delete-emoji-9.html Flakiness Dashboard: https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=editing%2Fdeleting%2Fdelete-emoji.html https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=editing%2Fdeleting%2Fdelete-emoji-1.html https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=editing%2Fdeleting%2Fdelete-emoji-9.html
Decided instead to remove these tests from TestExpectations since they were not being evaluated in any other relevant TestExpectation file removed in: https://trac.webkit.org/changeset/236919/webkit