rem: var password = this.getPasswordObj(); try { return password.username; } catch (ex) { return false; } }, 
add: var password = this.getPasswordObj(); try { return password.username; } catch (ex) { return false; } }, 
context: 		getUsername : function() {		   var password = this.getPasswordObj();		   try {			   return password.username;		   } catch (ex) { return false; }		},
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9421/838a3f38df6e9bd6fd899d9909b263e01aed1e26/prefs.js/clean/testing/extensions/community/chrome/content/prefs.js