fix 'set but not used' GCC warning

fix 'set but not used' GCC warning

Followup to https://codereview.chromium.org/1586353004 which introduced
a warning when building with GCC.

BUG=557130
Committed: https://crrev.com/c2a45e81ad8468e8204fb7efcaa2b838334b0c52
Cr-Commit-Position: refs/heads/master@{#370203}

[Mostyn Bramley-Moore, 2016-01-19 19:38:03]

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

[commit-bot: I haz the power, 2016-01-19 19:38:25]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1606053002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1606053002/1

[Mostyn Bramley-Moore, 2016-01-19 19:39:28]

mostynb@opera.com changed reviewers:
+ jonross@chromium.org, sky@chromium.org

[Mostyn Bramley-Moore, 2016-01-19 19:39:28]

@sky, jonross: PTAL at this tiny fixup after
https://codereview.chromium.org/1586353004

Without this, GCC builds fail with a 'set but not used' warning for the window
variable.

[jonross, 2016-01-19 19:48:54]

On 2016/01/19 19:39:28, Mostyn Bramley-Moore wrote:
> @sky, jonross: PTAL at this tiny fixup after
> https://codereview.chromium.org/1586353004
> 
> Without this, GCC builds fail with a 'set but not used' warning for the window
> variable.

LGTM

[commit-bot: I haz the power, 2016-01-19 20:27:30]

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

[commit-bot: I haz the power, 2016-01-19 20:27:31]

Dry run: This issue passed the CQ dry run.

[sky, 2016-01-19 22:07:04]

LGTM

[Mostyn Bramley-Moore, 2016-01-19 22:08:32]

The CQ bit was checked by mostynb@opera.com

[commit-bot: I haz the power, 2016-01-19 22:09:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1606053002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1606053002/1

[commit-bot: I haz the power, 2016-01-19 22:16:51]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-19 22:18:41]

Description was changed from

==========
fix 'set but not used' GCC warning

Followup to https://codereview.chromium.org/1586353004 which introduced
a warning when building with GCC.

BUG=557130
==========

to

==========
fix 'set but not used' GCC warning

Followup to https://codereview.chromium.org/1586353004 which introduced
a warning when building with GCC.

BUG=557130

Committed: https://crrev.com/c2a45e81ad8468e8204fb7efcaa2b838334b0c52
Cr-Commit-Position: refs/heads/master@{#370203}
==========

[commit-bot: I haz the power, 2016-01-19 22:18:42]

Patchset 1 (id:??) landed as
https://crrev.com/c2a45e81ad8468e8204fb7efcaa2b838334b0c52
Cr-Commit-Position: refs/heads/master@{#370203}