rem: flavourSet.appendFlavour("application/x-moz-file", "nsIFile"); 
context:   getSupportedFlavours: function ()    {      var flavourSet = new FlavourSet();      flavourSet.appendFlavour("application/x-moz-file", "nsIFile");      flavourSet.appendFlavour("text/x-moz-url");      flavourSet.appendFlavour("text/unicode");      return flavourSet;    },
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/01ab6ebc97033bd9259f62a136f69c3c366857af/contentAreaDD.js/clean/xpfe/communicator/resources/content/contentAreaDD.js