rem: if (doesQI(aObject, "nsIDOMCSSStyleSheet")) { 
add: if (aObject instanceof Components.interfaces.nsIDOMCSSStyleSheet) { 
context: function StyleRuleView(aObject){  this.mDOMUtils = XPCU.getService("@mozilla.org/inspector/dom-utils;1", "inIDOMUtils");  if (doesQI(aObject, "nsIDOMCSSStyleSheet")) {    this.mSheetRules = aObject.cssRules;  } else {    this.mRules = this.mDOMUtils.getCSSStyleRules(aObject);    if (aObject.hasAttribute("style")) {      try {        this.mStyleAttribute =          new XPCNativeWrapper(aObject, "style").style;      } catch (ex) {}    }  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/78f87578d9ed7a2273440058ea2f514ffd8fffea/styleRules.js/clean/extensions/inspector/resources/content/viewers/styleRules/styleRules.js