rem: displayMessageChanged : function(aFolder, aSubject) 
add: displayMessageChanged : function(aFolder, aSubject, aKeywords) 
context:   displayMessageChanged : function(aFolder, aSubject)  {  },
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/a0cf394eea7a242c9992da625c92fb694a50a4bf/SearchDialog.js/buggy/mailnews/base/search/resources/content/SearchDialog.js