The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/31b81d4cf8b6a063391839816c82fc61c8272e53

commit 31b81d4cf8b6a063391839816c82fc61c8272e53
Author: afakhry <afakhry@chromium.org>
Date: Wed May 03 18:57:48 2017

Avoid Showing rotation change notification when source is accelerometer

BUG= 717252 
TEST=Manually rotate device with accelerometer and observe there's no notification

Review-Url: https://codereview.chromium.org/2853113005
Cr-Commit-Position: refs/heads/master@{#469058}

[modify] https://crrev.com/31b81d4cf8b6a063391839816c82fc61c8272e53/ash/system/screen_layout_observer.cc
[modify] https://crrev.com/31b81d4cf8b6a063391839816c82fc61c8272e53/ash/system/screen_layout_observer_unittest.cc
[modify] https://crrev.com/31b81d4cf8b6a063391839816c82fc61c8272e53/testing/buildbot/filters/ash_mus_unittests.filter

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/509be1fc5de47ffb8455e4dc2b73a055462e1122

commit 509be1fc5de47ffb8455e4dc2b73a055462e1122
Author: Ahmed Fakhry <afakhry@google.com>
Date: Thu May 04 03:14:57 2017

[Merge to M59] Avoid Showing rotation change notification when source is accelerometer

TBR=oshima@chromium.org
BUG= 717252 
TEST=Manually rotate device with accelerometer and observe there's no notification

Review-Url: https://codereview.chromium.org/2853113005
Cr-Commit-Position: refs/heads/master@{#469058}
(cherry picked from commit 31b81d4cf8b6a063391839816c82fc61c8272e53)

Review-Url: https://codereview.chromium.org/2861953002 .
Cr-Commit-Position: refs/branch-heads/3071@{#392}
Cr-Branched-From: a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}

[modify] https://crrev.com/509be1fc5de47ffb8455e4dc2b73a055462e1122/ash/system/screen_layout_observer.cc
[modify] https://crrev.com/509be1fc5de47ffb8455e4dc2b73a055462e1122/ash/system/screen_layout_observer_unittest.cc
[modify] https://crrev.com/509be1fc5de47ffb8455e4dc2b73a055462e1122/testing/buildbot/filters/ash_mus_unittests.filter

Your change meets the bar and is auto-approved for M59. Please go ahead and merge the CL to branch 3071 manually. Please contact milestone owner if you have questions.
Owners: amineer@(Android), cmasso@(iOS), gkihumba@(ChromeOS), Abdul Syed@(Desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

Already merged.

9460.42.0, 59.0.3071.57