LayoutTest http/tests/loading/resourceLoadStatistics/clear-in-memory-and-persistent-store.html is a flaky timeout https://build.webkit.org/builders/Apple%20El%20Capitan%20Release%20WK2%20(Tests)/builds/3561 https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=http%2Ftests%2Floading%2FresourceLoadStatistics%2Fclear-in-memory-and-persistent-store.html
The first timeout seen on the flakiness dashboard points to https://trac.webkit.org/changeset/220308/webkit, but that change does not appear to be directly related. Something before that change could be responsible.
https://trac.webkit.org/changeset/220302/webkit was a Resource Load Statistics change
<rdar://problem/33805293>
Marked test as flaky in https://trac.webkit.org/changeset/220767/webkit
Hopefully resolved in https://trac.webkit.org/changeset/227223, https://bugs.webkit.org/show_bug.cgi?id=181822.