rem: onDragOver: function (aEvent, aFlavour) 
add: onDragOver: function (aEvent, aFlavour, aDragSession) 
context:   onDragOver: function (aEvent, aFlavour)    {      // temporary      if (!isPToolbarDNDEnabled())        return false;              var toolbar = document.getElementById("PersonalToolbar");      toolbar.setAttribute("dd-triggerrepaint", 0);    },
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/98f64a1abf1ec55a2e2307c3e6837e2e9e1df07d/navigatorDD.js/buggy/xpfe/browser/resources/content/navigatorDD.js