Add a missing include in fake_disk_mount_manager.cc.

Add a missing include in fake_disk_mount_manager.cc.

This fixes ChromeOS MSAN bots.
Also do some nitty cleanup.

TBR=yamaguchi@chromium.org

Committed: https://crrev.com/595a643e46bff043339d221b11b328a3a83bdaca
Cr-Commit-Position: refs/heads/master@{#421262}

[Lei Zhang, 2016-09-27 17:20:48]

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

[commit-bot: I haz the power, 2016-09-27 17:21:10]

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, 2016-09-27 17:54:06]

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

[commit-bot: I haz the power, 2016-09-27 17:54:07]

Dry run: This issue passed the CQ dry run.

[Lei Zhang, 2016-09-27 17:57:53]

TBR

[Lei Zhang, 2016-09-27 17:57:57]

The CQ bit was checked by thestig@chromium.org

[commit-bot: I haz the power, 2016-09-27 17:58:33]

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, 2016-09-27 18:05:07]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-27 18:09:41]

Description was changed from

==========
Add a missing include in fake_disk_mount_manager.cc.

This fixes ChromeOS MSAN bots.
Also do some nitty cleanup.

TBR=yamaguchi@chromium.org
==========

to

==========
Add a missing include in fake_disk_mount_manager.cc.

This fixes ChromeOS MSAN bots.
Also do some nitty cleanup.

TBR=yamaguchi@chromium.org

Committed: https://crrev.com/595a643e46bff043339d221b11b328a3a83bdaca
Cr-Commit-Position: refs/heads/master@{#421262}
==========

[commit-bot: I haz the power, 2016-09-27 18:09:41]

Patchset 1 (id:??) landed as
https://crrev.com/595a643e46bff043339d221b11b328a3a83bdaca
Cr-Commit-Position: refs/heads/master@{#421262}

[yamaguchi, 2016-09-28 02:39:45]

lgtm