Thanks! Yeah, the preference-read that we removed there doesn't seem to make a measurable perf difference, but it was a nice thing to discover to remove some preference-reading busy-work.
Bug 1940386 Comment 7 Edit History
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Thanks! Yeah, the preference-read that we removed there doesn't seem to make a measurable perf difference in this case, but it was a nice thing to discover to remove some preference-reading busy-work.