Fixes bug in DesktopWindowTreeHostMus::SetBounds()

Fixes bug in DesktopWindowTreeHostMus::SetBounds()

It needs to call WindowTreeHostMus::SetBounds(), not
WindowTreeHostPlatform::SetBounds().

BUG=660994
TEST=covered by tests
R=msw@chromium.org

Committed: https://crrev.com/111a5a9a168dc6d2d3a75f79ee3a63dc3504c80b
Cr-Commit-Position: refs/heads/master@{#431075}

[sky, 2016-11-09 22:11:26]

The CQ bit was checked by sky@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-11-09 22:11:52]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[msw, 2016-11-09 22:12:48]

lgtm

[sky, 2016-11-09 22:28:38]

The CQ bit was unchecked by sky@chromium.org

[sky, 2016-11-09 22:28:40]

The CQ bit was checked by sky@chromium.org

[commit-bot: I haz the power, 2016-11-09 22:29:02]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-11-09 23:22:32]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-11-09 23:27:50]

Description was changed from

==========
Fixes bug in DesktopWindowTreeHostMus::SetBounds()

It needs to call WindowTreeHostMus::SetBounds(), not
WindowTreeHostPlatform::SetBounds().

BUG=660994
TEST=covered by tests
R=msw@chromium.org
==========

to

==========
Fixes bug in DesktopWindowTreeHostMus::SetBounds()

It needs to call WindowTreeHostMus::SetBounds(), not
WindowTreeHostPlatform::SetBounds().

BUG=660994
TEST=covered by tests
R=msw@chromium.org

Committed: https://crrev.com/111a5a9a168dc6d2d3a75f79ee3a63dc3504c80b
Cr-Commit-Position: refs/heads/master@{#431075}
==========

[commit-bot: I haz the power, 2016-11-09 23:27:51]

Patchset 2 (id:??) landed as
https://crrev.com/111a5a9a168dc6d2d3a75f79ee3a63dc3504c80b
Cr-Commit-Position: refs/heads/master@{#431075}