We frequently spend 1-5 ms between paints doing unknown things. We should figure out what these things are, and eliminate them if possible.
It looks like the bulk of this time is underneath nsObserverService::NotifyObservers
(In reply to Jeff Muizelaar [:jrmuizel] from comment #1) > It looks like the bulk of this time is underneath > nsObserverService::NotifyObservers Mostly "Viewport:Change"
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