Yeah, I agree; my thinking was that bug 1486637 would be what resolved this issue, and I didn't really think about this bug again after that approach was dropped, but now I would consider bug 1510494 to be its successor, in that I believe it should resolve this.
Bug 1481907 Comment 43 Edit History
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Yeah, I agree; my thinking was that bug 1486637 would be what resolved this issue, and I didn't really think about this bug again after that approach was dropped, but now I would consider bug 1510494 to be its successor, in that I believe it should resolve this. I'm not sure what further context would be needed/helpful here.