Created attachment 68301 [details] Test parentRule The reduction works well in Firefox 4.0b6 and Opera 10.61, but not in WebKit Nighly and Chrome 7.0.517.8. http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSRule-parentRule http://dev.w3.org/csswg/cssom/#dom-cssrule-parentrule
Created attachment 70975 [details] First attempt
Comment on attachment 70975 [details] First attempt r=me
Landed in r71395.