The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd

commit ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd
Author: David Valleau <valleau@chromium.org>
Date: Fri Mar 30 18:46:16 2018

Adding enterprise policy for user printers

R=skau@chromium.org

Bug:  812399 
Change-Id: Idf2b3663aaa22ae2d7288bebfaa0e8aa10d57176
Reviewed-on: https://chromium-review.googlesource.com/972627
Reviewed-by: Nico Weber <thakis@chromium.org>
Reviewed-by: Drew Wilson <atwilson@chromium.org>
Reviewed-by: Sean Kau <skau@chromium.org>
Commit-Queue: David Valleau <valleau@chromium.org>
Cr-Commit-Position: refs/heads/master@{#547222}
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/chrome/browser/chromeos/printing/cups_printers_manager.cc
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/chrome/browser/chromeos/printing/cups_printers_manager.h
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/chrome/browser/policy/configuration_policy_handler_list_factory.cc
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/chrome/browser/prefs/browser_prefs.cc
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/chrome/common/pref_names.cc
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/chrome/common/pref_names.h
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/chrome/test/data/policy/policy_test_cases.json
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/components/policy/resources/policy_templates.json
[modify] https://crrev.com/ce0aedfa76bbd6c0e776dbb55ce5b0c2814d15cd/tools/metrics/histograms/enums.xml

verified as part of launch bug testing