I pushed your changes to the try server, and the [result](https://treeherder.mozilla.org/jobs?repo=try&revision=0473064d454ea6a37cebe645355635331ee5dfe4&selectedTaskRun=B2nHYXJKSVO-JTYdtR9a9A.0) looks good.
Bug 1689538 Comment 22 Edit History
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I pushed your changes to the try server, and the [result](https://treeherder.mozilla.org/jobs?repo=try&revision=0473064d454ea6a37cebe645355635331ee5dfe4&selectedTaskRun=B2nHYXJKSVO-JTYdtR9a9A.0) looks good. I will land it later after the tasks are all completed and no broken tests on the CI.