Reland Mus Demo: Move definition of WindowTreeData into separate files

Reland Mus Demo: Move definition of WindowTreeData into separate files

Reason for revert:
Unfortunate final s/int/unsigned/ causing Windows build errors [1].
Relanding it without that final change.

Original issue's description:
> Mus Demo: Move definition of WindowTreeData into mus_demo.h
>
> In follow-up CLs, MusDemo will be split into two derived classes
> demonstrating external and internal modes. These classes will handle
> instances of WindowTreeData and for that purpose this CL moves the
> definition of WindowTreeData into separate files. We also adjust a bit
> the Constructor/Init to help in future CLs.

[1] https://codereview.chromium.org/2694843005/#msg31

BUG=666958
R=kylechar@chromium.org

Review-Url: https://codereview.chromium.org/2697013004
Cr-Commit-Position: refs/heads/master@{#450945}
Committed: https://chromium.googlesource.com/chromium/src/+/600a1b10bce210bcd850268024a2413a0ee0d0fa

[fwang, 2017-02-16 06:21:18]

The CQ bit was checked by fwang@igalia.com to run a CQ dry run

[fwang, 2017-02-16 06:21:47]

PTAL

[commit-bot: I haz the power, 2017-02-16 06:22:27]

Dry run: 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, 2017-02-16 08:41:46]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-02-16 08:41:47]

Dry run: This issue passed the CQ dry run.

[kylechar, 2017-02-16 13:35:13]

lgtm.

[fwang, 2017-02-16 13:36:12]

The CQ bit was checked by fwang@igalia.com

[commit-bot: I haz the power, 2017-02-16 13:36:39]

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, 2017-02-16 13:40:33]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1487252172324360, "parent_rev":
"d0d4b9f823f92e1273f38d3683f891d7ae0f617b", "commit_rev":
"600a1b10bce210bcd850268024a2413a0ee0d0fa"}

[commit-bot: I haz the power, 2017-02-16 13:41:10]

Description was changed from

==========
Reland Mus Demo: Move definition of WindowTreeData into separate files

Reason for revert:
Unfortunate final s/int/unsigned/ causing Windows build errors [1].
Relanding it without that final change.

Original issue's description:
> Mus Demo: Move definition of WindowTreeData into mus_demo.h
>
> In follow-up CLs, MusDemo will be split into two derived classes
> demonstrating external and internal modes. These classes will handle
> instances of WindowTreeData and for that purpose this CL moves the
> definition of WindowTreeData into separate files. We also adjust a bit
> the Constructor/Init to help in future CLs.

[1] https://codereview.chromium.org/2694843005/#msg31

BUG=666958
R=kylechar@chromium.org
==========

to

==========
Reland Mus Demo: Move definition of WindowTreeData into separate files

Reason for revert:
Unfortunate final s/int/unsigned/ causing Windows build errors [1].
Relanding it without that final change.

Original issue's description:
> Mus Demo: Move definition of WindowTreeData into mus_demo.h
>
> In follow-up CLs, MusDemo will be split into two derived classes
> demonstrating external and internal modes. These classes will handle
> instances of WindowTreeData and for that purpose this CL moves the
> definition of WindowTreeData into separate files. We also adjust a bit
> the Constructor/Init to help in future CLs.

[1] https://codereview.chromium.org/2694843005/#msg31

BUG=666958
R=kylechar@chromium.org

Review-Url: https://codereview.chromium.org/2697013004
Cr-Commit-Position: refs/heads/master@{#450945}
Committed:
https://chromium.googlesource.com/chromium/src/+/600a1b10bce210bcd850268024a2...
==========

[commit-bot: I haz the power, 2017-02-16 13:41:11]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/600a1b10bce210bcd850268024a2...