Relanded the patch and the failures were actually cause by bug 1675190 and were fixed by the following backout: https://hg.mozilla.org/integration/autoland/rev/4cb5c0af79d689a8b399fc3b769040ad3da4e245
Bug 1672989 Comment 5 Edit History
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Relanded the patch, the failures were actually caused by bug 1675190 and were fixed by the following backout: https://hg.mozilla.org/integration/autoland/rev/4cb5c0af79d689a8b399fc3b769040ad3da4e245