  run: function() {    try {      // We use a global object here for the install log writer, so that the      // registry updating code can easily inform it of registry keys that it      // may create.      installLogWriter = new InstallLogWriter();      try {        installLogWriter.begin();        updateRegistry(RegKey.prototype.ROOT_KEY_CURRENT_USER);        updateRegistry(RegKey.prototype.ROOT_KEY_LOCAL_MACHINE);      } finally {        installLogWriter.end();        installLogWriter = null;      }    } catch (e) {      LOG(e);    }  }
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/6264b3f99e8da8a4942b9d6a4c258a93fd0ebab1/nsPostUpdateWin.js/buggy/toolkit/mozapps/update/src/nsPostUpdateWin.js