return aData; 
return aData.replace(/^\s+|\s+$/g, ""); 
  retrieveURLFromData: function (aData, flavour)  {    switch (flavour) {      case "text/unicode":        return aData;      case "text/x-moz-url":        return aData.toString().split("\n")[0];      case "application/x-moz-file":        var ioService = Components.classes["@mozilla.org/network/io-service;1"]                                  .getService(Components.interfaces.nsIIOService);        var fileHandler = ioService.getProtocolHandler("file")                                   .QueryInterface(Components.interfaces.nsIFileProtocolHandler);        return fileHandler.getURLSpecFromFile(aData);    }    return null;                                                     }
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/51a47712dd57cf9596fd0e146e33cfcf7370d94e/nsDragAndDrop.js/buggy/toolkit/content/nsDragAndDrop.js