The reftest failure in comment 7 is due to bug 1784002. I added a workaround in `611574-2.html` in my latest revision.
Bug 793686 Comment 8 Edit History
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The reftest failure in comment 7 is due to bug 1784002. I added a workaround in `611574-2.html` in my latest revision. https://treeherder.mozilla.org/jobs?repo=try&revision=9a6cfb1f70e16797747a606f5f280137f4e7ca65