And the only thing you changed was strict equality? I find that VERY hard to believe.
I see you made lots of other changes. For example, I see you removed a try/catch in SimpleCSSValuesImpl. That seems like a much more likely culprit for performance improvement. > On Jun 22, 2017, at 10:43 AM, Justin Mclean <jus...@classsoftware.com> wrote: > > Initial cpu time was of the order of 480ms from memory so 30-40% is a > significant improvement on that and noticeable by the user.