rem: var appDir = new PROT_ApplicationDirectory(); var file = appDir.getAppDirFileInterface(); 
add: var file = Cc["@mozilla.org/file/directory_service;1"] .getService(Ci.nsIProperties) .get("ProfD", Ci.nsILocalFile); /* profile directory */ 
context:     function removeTestFile(f) {      var appDir = new PROT_ApplicationDirectory();      var file = appDir.getAppDirFileInterface();      file.append(f);      if (file.exists())        file.remove(false /* do not recurse */);    };
meta: 10520	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10520/52cb3f48d130ff923e411f561a34ff7605dfe49b/url-crypto-key-manager.js/buggy/toolkit/components/url-classifier/content/url-crypto-key-manager.js