The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d

commit 80d20b2f6bc5a6aa8e0caa37f517aef783d3186d
Author: oshima <oshima@chromium.org>
Date: Mon Aug 01 23:46:45 2016

Add configuration_changed event and set_background_opacity request.

* remote shell API version is updated to 9.

* Send the current primary display info because primary display is dynamic and can change or even go away.

* This also fixed a bug where a underlay wasn't created when it started maximized.

BUG= 632083 
TEST=tested on new and old impl on android side. Updated unit test.

Review-Url: https://codereview.chromium.org/2189073003
Cr-Commit-Position: refs/heads/master@{#409089}

[modify] https://crrev.com/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d/components/exo/shell_surface.cc
[modify] https://crrev.com/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d/components/exo/shell_surface.h
[modify] https://crrev.com/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d/components/exo/shell_surface_unittest.cc
[modify] https://crrev.com/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d/components/exo/wayland/server.cc
[modify] https://crrev.com/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d/third_party/wayland-protocols/include/protocol/remote-shell-unstable-v1-client-protocol.h
[modify] https://crrev.com/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d/third_party/wayland-protocols/include/protocol/remote-shell-unstable-v1-server-protocol.h
[modify] https://crrev.com/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d/third_party/wayland-protocols/protocol/remote-shell-protocol.c
[modify] https://crrev.com/80d20b2f6bc5a6aa8e0caa37f517aef783d3186d/third_party/wayland-protocols/unstable/remote-shell/remote-shell-unstable-v1.xml

Your change meets the bar and is auto-approved for M53 (branch: 2785)

It's merged in https://codereview.chromium.org/2204063002/, but git failed to update the CL. 

CC: [sheriffs and TPM].

The cherry pick looks causing build breakage.
Revision: 53.0.2785.45

../../components/exo/wayland/server.cc: In member function 'virtual void exo::wayland::{anonymous}::WaylandRemoteShell::OnDisplayWorkAreaInsetsChanged()':
../../components/exo/wayland/server.cc:1617:66: error: 'SendConfigure' was not declared in this scope
  void OnDisplayWorkAreaInsetsChanged() override { SendConfigure(); }

Please feel free to revert. I'll test it locally and reland again.

Fix landed in https://codereview.chromium.org/2203393002/

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/9f38962edfcc46c2dc91b426ce24fa43993529cc

commit 9f38962edfcc46c2dc91b426ce24fa43993529cc
Author: Mitsuru Oshima <oshima@chromium.org>
Date: Wed Aug 03 14:04:27 2016

Resolve conflict in exo/wayland/server.cc in m53 branch

The method OnDisplayWorkareInsetsChanged has been removed on ToT, so this method wasn't updated in the original CL.

BUG= 632083 
TBR=hidehiko@chromium.org

Review URL: https://codereview.chromium.org/2203393002 .

Cr-Commit-Position: refs/branch-heads/2785@{#484}
Cr-Branched-From: 68623971be0cfc492a2cb0427d7f478e7b214c24-refs/heads/master@{#403382}

[modify] https://crrev.com/9f38962edfcc46c2dc91b426ce24fa43993529cc/components/exo/wayland/server.cc

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/9a9853c91d1c2cb9ac862373603b1304859a6e35

commit 9a9853c91d1c2cb9ac862373603b1304859a6e35
Author: Mitsuru Oshima <oshima@chromium.org>
Date: Wed Aug 03 22:41:09 2016

Resolve conflict in exo/wayland/server.cc in m53 branch

The method OnDisplayWorkareInsetsChanged has been removed on ToT, so this method wasn't updated in the original CL.

BUG= 632083 
TBR=hidehiko@chromium.org

Cr-Commit-Position: refs/branch-heads/2785@{#484}
Cr-Branched-From: 68623971be0cfc492a2cb0427d7f478e7b214c24-refs/heads/master@{#403382}

[modify] https://crrev.com/9f38962edfcc46c2dc91b426ce24fa43993529cc/components/exo/wayland/server.cc

Review URL: https://codereview.chromium.org/2203393002 .

Cr-Commit-Position: refs/branch-heads/2785@{#491}
Cr-Branched-From: 68623971be0cfc492a2cb0427d7f478e7b214c24-refs/heads/master@{#403382}

[modify] https://crrev.com/9a9853c91d1c2cb9ac862373603b1304859a6e35/components/exo/wayland/server.cc