rem: this._writeFile(this._datapath, this._datafile); 
add: this._writeFile(); 
context:     addLogin : function (login) {        var key = login.hostname;        // If first entry for key, create an Array to hold it's logins.        if (!this._logins[key])            this._logins[key] = [];        this._logins[key].push(login);        this._writeFile(this._datapath, this._datafile);    },
meta: 10520	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10520/21ae9c5fce4ae9029e50469db1650e0020a0c84d/storage-Legacy.js/buggy/toolkit/components/passwordmgr/src/storage-Legacy.js