add: if (!this._outputStream) return; 
context:   registryKeyCreated: function(keyPath) {    this._writeLine(PREFIX_CREATE_REGISTRY_KEY + keyPath + " []");  },
meta: 7628	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7628/0e479449fef93e4c83986ffd3cf186fa0672ecd8/nsPostUpdateWin.js/buggy/src/nsPostUpdateWin.js