This removes parsing support for selectors such as :nth-child(-n-6). According to the CSS spec this isn't valid anyway (confirmed by testing it in Chromium). As a result there's no point in supporting it in any way.
This removes parsing support for selectors such as :nth-child(-n-6). According to the CSS spec this isn't valid anyway (confirmed by testing it in Chromium). As a result there's no point in supporting it in any way.