rem: else 
add: else 
context:     writeln : function(s)  {        if(s)            this.buffer += s + "\n";        else                    this.buffer += "\n";    }
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/7b5970dc1f631c4a1ed682420229b370547edc65/nsInterfaceInfoToIDL.js/buggy/extensions/webservices/interfaceinfo/src/nsInterfaceInfoToIDL.js