return gDBConn ? gDBConn : gDBConn = getService().openDatabase(getTestDB()); 
if (!gDBConn) { gDBConn = getService().openDatabase(getTestDB()); } return gDBConn; 
function getOpenedDatabase(){  return gDBConn ? gDBConn : gDBConn = getService().openDatabase(getTestDB());}
5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5872/ce9577407ad2dc158bf54b1f149502ab79ba8f0c/head_storage.js/buggy/storage/test/unit/head_storage.js