xinit : X Window System initializer ( )
xset-mini : X.Org xset application stripped down for just 'r' and 'm' commands ( http://xorg.freedesktop.org/ )
xtrace : X11 proxy that logs communication between a client and a server ( http://xtrace.alioth.debian.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a chromiumos
For Paludis use this rsync : rsync://gentoo.zugaina.org/chromiumos-portage
If you have a problem : ycarus(-at-)zugaina.org