Yakkety desktop OEM install doesn't create desktop shortcut

[Max Brustkern]

Since September 14, a preseeded install of yakkety desktop with oem enabled isn't creating the desktop shortcut. The base preseed used is:
#
# Copyright (C) 2010, Canonical Ltd (http://www.canonical.com/)
#
# This file is part of ubuntu-server-iso-testing.
#
# ubuntu-server-iso-testing is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation, either version 3 of
# the License, or (at your option) any later version.
#
# ubuntu-server-iso-testing is distributed in the hope that it will
# be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with ubuntu-server-iso-testing. If not, see
# <http://www.gnu.org/licenses/>.
#

d-i debian-installer/locale string en_US.UTF-8
d-i netcfg/get_hostname string utah-example
d-i partman-auto/method string regular
#need this for desktop
d-i partman/choose_partition select Finish partitioning and write changes to disk
#need this for cobbler
d-i partman/confirm boolean true
#need this for non-desktop
d-i partman/confirm_nooverwrite boolean true
d-i time/zone string Etc/UTC
d-i passwd/user-fullname string UTAH
d-i passwd/username string utah
d-i passwd/user-password password !ubuntu123
d-i passwd/user-password-again password !ubuntu123
d-i pkgsel/include string openssh-server python-yaml bzr git gdebi-core
#need this for non-desktop
d-i finish-install/reboot_in_progress note
# These are specific to this test case
d-i oem-config/enable boolean true
d-i oem-config/id string USIT_OEM
#Temporary workaround for LP:1258245
d-i preseed/early_command string chmod 666 /dev/ttyS0
d-i preseed/late_command string chroot /target /usr/sbin/usermod -G dialout syslog

[Max Brustkern (nuclearbob)]

This bug is continuing to occur, with installations sometimes failing as well.