accessibility and logout icons missing from the login screen on livecd

[Jean-Baptiste Lallement]

Binary package hint: lightdm

Ubuntu Desktop i386 20110615

This screen is not supposed to be displayed (bug 797669) but the a11y and logout icons are missing (see screenshot)

TEST CASE:
1. Boot the Ubuntu Desktop image until the login screen shows up.

---
Ubuntu Bug Squad volunteer triager
http://wiki.ubuntu.com/BugSquad

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: lightdm 0.3.7-0ubuntu2
ProcVersionSignature: Ubuntu 3.0-0.1-generic 3.0.0-rc2
Uname: Linux 3.0-0-generic i686
Architecture: i386
Date: Wed Jun 15 18:41:05 2011
EcryptfsInUse: Yes
ProcEnviron:
 LANGUAGE=en_US:en
 PATH=(custom, no user)
 LANG=en_US.utf8
 LC_MESSAGES=en_US.utf8
 SHELL=/bin/bash
SourcePackage: lightdm
UpgradeStatus: Upgraded to oneiric on 2011-05-16 (29 days ago)