Document::shutdown(): remove unnecessary static_cast<>.

Document::shutdown(): remove unnecessary static_cast<>.

R=
BUG=

Review-Url: https://codereview.chromium.org/2638883002
Cr-Commit-Position: refs/heads/master@{#444061}
Committed: https://chromium.googlesource.com/chromium/src/+/d47aaec4262ac52029557b7184edeb5b6c6a577a

[sof, 2017-01-17 10:07:19]

The CQ bit was checked by sigbjornf@opera.com to run a CQ dry run

[commit-bot: I haz the power, 2017-01-17 10:07:24]

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, 2017-01-17 11:22:27]

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

[commit-bot: I haz the power, 2017-01-17 11:22:28]

Dry run: This issue passed the CQ dry run.

[sof, 2017-01-17 15:07:16]

sigbjornf@opera.com changed reviewers:
+ haraken@chromium.org

[sof, 2017-01-17 15:07:17]

please take a look.

not much of anything, but preferable this way.

[haraken, 2017-01-17 15:11:58]

LGTM

[sof, 2017-01-17 15:47:53]

The CQ bit was checked by sigbjornf@opera.com

[commit-bot: I haz the power, 2017-01-17 15:48:01]

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, 2017-01-17 15:52:56]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484668073828330, "parent_rev":
"695875dd4c75b268f423628eae300a700e156751", "commit_rev":
"d47aaec4262ac52029557b7184edeb5b6c6a577a"}

[commit-bot: I haz the power, 2017-01-17 15:53:27]

Description was changed from

==========
Document::shutdown(): remove unnecessary static_cast<>.

R=
BUG=
==========

to

==========
Document::shutdown(): remove unnecessary static_cast<>.

R=
BUG=

Review-Url: https://codereview.chromium.org/2638883002
Cr-Commit-Position: refs/heads/master@{#444061}
Committed:
https://chromium.googlesource.com/chromium/src/+/d47aaec4262ac52029557b7184ed...
==========

[commit-bot: I haz the power, 2017-01-17 15:53:28]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/d47aaec4262ac52029557b7184ed...