Fix new build break on Windows with OpenVR.

Fix new build break on Windows with OpenVR.

BUG=730436
Review-Url: https://codereview.chromium.org/2930993002
Cr-Commit-Position: refs/heads/master@{#478193}
Committed: https://chromium.googlesource.com/chromium/src/+/ba0495ce9770653cf13459d8a07727295d55fe1a

[billorr, 2017-06-08 22:00:19]

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

[commit-bot: I haz the power, 2017-06-08 22:00:51]

Dry run: CQ is trying da patch.

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

[billorr, 2017-06-08 22:03:26]

billorr@chromium.org changed reviewers:
+ mthiesse@chromium.org, raymes@chromium.org

[billorr, 2017-06-08 22:03:27]

raymes@, please review permission_manager
mthiesse@, please review vr_tab_helper.cc

[commit-bot: I haz the power, 2017-06-09 00:25:14]

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

[commit-bot: I haz the power, 2017-06-09 00:25:15]

Dry run: This issue passed the CQ dry run.

[raymes, 2017-06-09 01:14:07]

lgtm

[mthiesse, 2017-06-09 03:49:39]

The CQ bit was checked by mthiesse@chromium.org

[mthiesse, 2017-06-09 03:49:39]

lgtm

[commit-bot: I haz the power, 2017-06-09 03:49:55]

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, 2017-06-09 03:53:39]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1496980179195970,
"parent_rev": "93057ddbe435d42cbd1c3b39b63276f29076acdc", "commit_rev":
"ba0495ce9770653cf13459d8a07727295d55fe1a"}

[commit-bot: I haz the power, 2017-06-09 03:53:47]

Description was changed from

==========
Fix new build break on Windows with OpenVR.

BUG=730436
==========

to

==========
Fix new build break on Windows with OpenVR.

BUG=730436

Review-Url: https://codereview.chromium.org/2930993002
Cr-Commit-Position: refs/heads/master@{#478193}
Committed:
https://chromium.googlesource.com/chromium/src/+/ba0495ce9770653cf13459d8a077...
==========

[commit-bot: I haz the power, 2017-06-09 03:53:48]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/ba0495ce9770653cf13459d8a077...