3:52.84 INFO: Last good revision: 4c7772c170a1848c4e57fea0087c351fd2288859 (2018-10-29) 3:52.84 INFO: First bad revision: be32f4014f92d0ab717621997e0d36c9bc1c479b (2018-10-30) 3:52.85 INFO: Pushlog: https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=4c7772c170a1848c4e57fea0087c351fd2288859&tochange=be32f4014f92d0ab717621997e0d36c9bc1c479b Unfortunately, this is a nightly regression window; these builds are too old to have Taskcluster artifacts. Looking briefly, the only core a11y landing I see is: Alexander Surkov — Bug 1487311 - accessibility doesn't assosiate ids in shadow DOM, r=jamie, sr=smaug That seems plausible, so marking that as the regressing bug for now.
Bug 1706814 Comment 1 Edit History
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3:52.84 INFO: Last good revision: 4c7772c170a1848c4e57fea0087c351fd2288859 (2018-10-29) 3:52.84 INFO: First bad revision: be32f4014f92d0ab717621997e0d36c9bc1c479b (2018-10-30) 3:52.85 INFO: Pushlog: https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=4c7772c170a1848c4e57fea0087c351fd2288859&tochange=be32f4014f92d0ab717621997e0d36c9bc1c479b Unfortunately, this is a nightly regression window; these builds are too old to have Taskcluster artifacts. Looking briefly, the only core a11y landing I see is: Alexander Surkov — Bug 1487311 - accessibility doesn't assosiate ids in shadow DOM, r=jamie, sr=smaug https://hg.mozilla.org/mozilla-central/rev/052d5b7a515ec057ee9c0cee231ee8b8413bdb3c That seems plausible, so marking that as the regressing bug for now.