See https://bugzilla.mozilla.org/show_bug.cgi?id=1610134#c17. This is no longer actionable considering the preference will remain at 60s.
Bug 1631812 Comment 1 Edit History
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See https://bugzilla.mozilla.org/show_bug.cgi?id=1610134#c17. This is no longer actionable since the preference will remain at 60s.