I don't _think_ so, but on the other hand, we disabled it on macOS. A couple subtests in browser_selectpopup.js fail on Linux (locally, at least), need to debug why too, but I haven't had the time.
Bug 1406865 Comment 13 Edit History
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I don't _think_ there are outstanding issues, but on the other hand, we disabled it on macOS. A couple subtests in browser_selectpopup.js fail on Linux (locally, at least), need to debug why too, but I haven't had the time.