rem: if (!aActionList) this._actionList = aBindingList; 
add: this._actionList = aActionList ? aActionList : aBindingList; 
context:   updateView: function(aRulesList, aURI, aBindingList, aActionList)  {    this._bindingList = aBindingList;    if (!aActionList)      this._actionList = aBindingList;    this.clearChildren(gExtensionsView);    var template = document.createElementNS(kXULNSURI, "template");    gExtensionsView.appendChild(template);    for (var i = 0; i < aRulesList.length; ++i)      template.appendChild(this.createRule(aRulesList[i], aURI));        this._bindingList = null;    this._actionList = null;    gExtensionsView.builder.rebuild();  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10234/401ffc4abb6a8542b387850cf167b6f0317d5ba1/extensions.js/buggy/toolkit/mozapps/extensions/content/extensions.js