rem: for (var j = 0, j < len; j++) { 
add: for (var j = 0; j < len; j++) { 
context:   unregisterSelf: function(compMgr, fileSpec, location)   {    compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar)           .unregisterFactoryLocation(kServiceCId, fileSpec);    const catman = Components.classes['@mozilla.org/categorymanager;1']                             .getService(Components.interfaces.nsICategoryManager);    var len = kServiceCats.length;    for (var j = 0, j < len; j++) {      catman.deleteCategoryEntry(kServiceCats[j], kServiceCtrId, true);    }  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/2f722fdb871cd9aadbfbb4c7f862515c1e6d4019/nsBrowserGlue.js/clean/browser/components/nsBrowserGlue.js