inspector/heap/snapshot.html is a flaky timeout on mac-debug Most recent timeout: <https://build.webkit.org/builders/Apple%20El%20Capitan%20Debug%20WK1%20(Tests)/builds/3781> Flakiness dashboard: <https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=inspector%2Fheap%2Fsnapshot.html>
<rdar://problem/25228514>
After changes in https://trac.webkit.org/changeset/243953/webkit The time outs have become failures.
Updated test expectations as timeouts are now causing failures. https://trac.webkit.org/changeset/244261/webkit
I am also seeing this test time out on https://bugs.webkit.org/show_bug.cgi?id=207163