*** this is a Central as Beta simulation, not Beta as Release.
Bug 1612675 Comment 2 Edit History
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*** this is a Central as Beta simulation, not Beta as Release. Importing the patch solves the failures: https://treeherder.mozilla.org/#/jobs?repo=try&revision=489a10d884d2116896c2ae70bb5e1849eca95bf6&searchStr=wpt&group_state=expanded&selectedJob=287219825
*** this is a Central as Beta simulation, not Beta as Release. Importing the patch solves the failures: https://treeherder.mozilla.org/#/jobs?repo=try&revision=a8baf235d70ddcfbba60ac473e61d421d68208a7&searchStr=wpt&group_state=expanded&selectedJob=287229632