Readd mistakenly deleted include.

Revert accidental removal of #include in https://codereview.chromium.org/362533002.

BUG=334602
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=286312

[Bence, 2014-07-29 14:22:37]

I inadvertently removed an #include in
https://codereview.chromium.org/362533002.  This CL reverts that mistake.

[mmenke, 2014-07-29 14:38:43]

On 2014/07/29 14:22:37, Bence wrote:
> I inadvertently removed an #include in
> https://codereview.chromium.org/362533002.  This CL reverts that mistake.

LGTM, but please fix the description of this CL.

[Bence, 2014-07-29 14:57:15]

On 2014/07/29 14:38:43, mmenke wrote:
> On 2014/07/29 14:22:37, Bence wrote:
> > I inadvertently removed an #include in
> > https://codereview.chromium.org/362533002.  This CL reverts that mistake.
> 
> LGTM, but please fix the description of this CL.

Thanks.  How about now?

[mmenke, 2014-07-29 15:05:55]

On 2014/07/29 14:57:15, Bence wrote:
> On 2014/07/29 14:38:43, mmenke wrote:
> > On 2014/07/29 14:22:37, Bence wrote:
> > > I inadvertently removed an #include in
> > > https://codereview.chromium.org/362533002.  This CL reverts that mistake.
> > 
> > LGTM, but please fix the description of this CL.
> 
> Thanks.  How about now?

Looks good.  Could optionally throw in an "accidental", but fine as-is.

[Bence, 2014-07-29 15:35:46]

The CQ bit was checked by bnc@chromium.org

[commit-bot: I haz the power, 2014-07-29 15:36:40]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/bnc@chromium.org/422183002/1

[commit-bot: I haz the power, 2014-07-29 20:07:58]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  android_dbg_triggered_tests on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/android_dbg_tri...)
  win_chromium_x64_rel on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[commit-bot: I haz the power, 2014-07-29 21:58:17]

Change committed as 286312