/usr/share/kde4/apps/kconf_update/kwin3_plugin.upd is in kde-window-manager-common 4:4.8.5-0ubuntu0.4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | Id=kde3.2
File=kwinrc
Options=overwrite
Script=kwin3_plugin.pl,perl
|