remove the hacks in %post for extlinux

Signed-off-by: Dennis Gilmore <dennis@ausil.us>

fedora-cloud-base.ks

@@ -105,9 +105,6 @@ passwd -l root
 # remove the user anaconda forces us to make
 userdel -r none
 
-# Kickstart specifies timeout in seconds; syslinux uses 10ths.
-# 0 means wait forever, so instead we'll go with 1.
-sed -i 's/^timeout 10/timeout 1/' /boot/extlinux/extlinux.conf
 
 # setup systemd to boot to the right runlevel
 echo -n "Setting default runlevel to multiuser text mode"
@@ -225,21 +222,12 @@ echo "-----------------------------------------------------------------------"
 rm -f /var/lib/rpm/__db*
 
 
-# This is a temporary workaround for
-# <https://bugzilla.redhat.com/show_bug.cgi?id=1147998>
-# where sfdisk seems to be messing up the mbr.
-# Long-term fix is to address this in anaconda directly and remove this.
-# <https://bugzilla.redhat.com/show_bug.cgi?id=1015931>
-dd if=/usr/share/syslinux/mbr.bin of=/dev/vda
-
 
 # FIXME: is this still needed?
 echo "Fixing SELinux contexts."
 touch /var/log/cron
 touch /var/log/boot.log
-chattr -i /boot/extlinux/ldlinux.sys
 /usr/sbin/fixfiles -R -a restore
-chattr +i /boot/extlinux/ldlinux.sys
 
 echo "Zeroing out empty space."
 # This forces the filesystem to reclaim space from deleted files