rem: get _hsvc() { if (!this.__hsvc) this.__hsvc = Cc["@mozilla.org/browser/nav-history-service;1"]. getService(Ci.nsINavHistoryService); return this.__hsvc; 
add: get _browserHist() { if (!this.__browserHist) this.__browserHist = Cc["@mozilla.org/browser/nav-history-service;1"]. getService(Ci.nsIBrowserHistory); return this.__browserHist; 
context:   get _hsvc() {    if (!this.__hsvc)      this.__hsvc = Cc["@mozilla.org/browser/nav-history-service;1"].                    getService(Ci.nsINavHistoryService);    return this.__hsvc;  },
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8395/87591e4c96f5bf4c60c90c11515ddfb55f9b6537/stores.js/buggy/services/sync/modules/stores.js