The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/f77f7f2a201440536a5dda65058be313eff8e505

commit f77f7f2a201440536a5dda65058be313eff8e505
Author: Xiyuan Xia <xiyuan@google.com>
Date: Thu Apr 13 16:21:30 2017

mash: Remove ash::Shell deps from LoginStateNotificationBlockerChromeOS

BUG= 711018 

Change-Id: I786055cf4141580410a8e636bbf09d6056755f9d
Reviewed-on: https://chromium-review.googlesource.com/476022
Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Commit-Queue: Xiyuan Xia <xiyuan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#464431}
[modify] https://crrev.com/f77f7f2a201440536a5dda65058be313eff8e505/chrome/browser/notifications/login_state_notification_blocker_chromeos.cc
[modify] https://crrev.com/f77f7f2a201440536a5dda65058be313eff8e505/chrome/browser/notifications/login_state_notification_blocker_chromeos.h
[modify] https://crrev.com/f77f7f2a201440536a5dda65058be313eff8e505/chrome/browser/notifications/login_state_notification_blocker_chromeos_browsertest.cc
[modify] https://crrev.com/f77f7f2a201440536a5dda65058be313eff8e505/chrome/browser/notifications/login_state_notification_blocker_chromeos_unittest.cc