The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/6a9371eb988f4d67ab226214803baa886b907bd0

commit 6a9371eb988f4d67ab226214803baa886b907bd0
Author: Roman Sorokin <rsorokin@chromium.org>
Date: Fri Feb 02 12:49:22 2018

Chromad: Mark administrator facing messages

With 'Admin-facing' string in the desc.

BUG= chromium:807218 
TEST=none

Change-Id: I86f60fc351ce4229e48943ae8f8ed7fac9cb966a
Reviewed-on: https://chromium-review.googlesource.com/897537
Commit-Queue: Roman Sorokin <rsorokin@chromium.org>
Reviewed-by: Lutz Justen <ljusten@chromium.org>
Cr-Commit-Position: refs/heads/master@{#534032}
[modify] https://crrev.com/6a9371eb988f4d67ab226214803baa886b907bd0/chrome/app/chromeos_strings.grdp

jonann@ revised error messages to make more user-friendly. 

New strings: https://docs.google.com/document/d/1OjnBJQgTdfjPzsksErlHeDKaNl2efZDYsaTorFUeJuA/edit

Hi Roman, head's up that we'll need to finalize these strings by April 12 if we want them to go live in M-67. That'll give us time for translation. 

Thanks,
Jon Ann

I hope to do that this week

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/322890e4d935aaeefadd46054db0c79c58ef14a7

commit 322890e4d935aaeefadd46054db0c79c58ef14a7
Author: Roman Sorokin <rsorokin@chromium.org>
Date: Fri Jun 01 09:43:07 2018

Modify Active Directory error messages

Accodring to the UX suggestion

BUG= chromium:807218 
TEST=manual
TBR=alemate@chromium.org

Change-Id: Ifc0c15884d2b7ef751a65138f0697f59e0f63b55
Reviewed-on: https://chromium-review.googlesource.com/995412
Commit-Queue: Roman Sorokin <rsorokin@chromium.org>
Reviewed-by: Lutz Justen <ljusten@chromium.org>
Cr-Commit-Position: refs/heads/master@{#563573}
[modify] https://crrev.com/322890e4d935aaeefadd46054db0c79c58ef14a7/chrome/app/chromeos_strings.grdp
[modify] https://crrev.com/322890e4d935aaeefadd46054db0c79c58ef14a7/chrome/browser/ui/webui/chromeos/login/enrollment_screen_handler.cc

rsorokin@,
Could you please provide us clear steps to verify this issue from TE end.
Thanks..!

Hey, I'm actually not sure how to verify that. It's just a strings change according (mostly) to the doc in #6