rem: var desc = aObject.MIMEInfo.Description; 
add: var desc = aObject.MIMEInfo.description; 
context:   getSortProperty: function (aObject)  {    switch (sortProperty) {    case "fileExtension":      return aObject.MIMEInfo.primaryExtension.toLowerCase();    case "fileType":      var desc = aObject.MIMEInfo.Description;      // XXXben localize      return desc || aObject.MIMEInfo.primaryExtension.toUpperCase() + " file";    case "pluginEnabled":      return aObject.pluginEnabled;    }    return null;  },
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/5a420dfff57ea2c2dad141079323d994748b4dd0/plugins.js/clean/browser/components/prefwindow/content/plugins.js