Fix use of base/numerics in IntToString

Fix use of base/numerics in IntToString

TBR=dcheng@chromium.org
R=dcheng@chromium.org
BUG=668713
Committed: https://crrev.com/565f9c7c77356de8a134b5a519c6626f7a16d6a6
Cr-Commit-Position: refs/heads/master@{#435175}

[jschuh, 2016-11-30 05:48:37]

The CQ bit was checked by jschuh@chromium.org

[commit-bot: I haz the power, 2016-11-30 05:49:19]

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

[dcheng, 2016-11-30 05:58:11]

So wow. Much C++. Such elegant. LGTM

(Semi-serious question: can/should we just write UINT instead of writing this
abomination)

[commit-bot: I haz the power, 2016-11-30 08:38:30]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1480484917127020, "parent_rev":
"5e20e550f766ce9a921d924b6b1c14b4167a3714", "commit_rev":
"20062df2aea825df844899d0e0c8e7746f113bd5"}

[commit-bot: I haz the power, 2016-11-30 08:38:58]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-11-30 08:43:32]

Description was changed from

==========
Fix use of base/numerics in IntToString

TBR=dcheng@chromium.org
R=dcheng@chromium.org
BUG=668713
==========

to

==========
Fix use of base/numerics in IntToString

TBR=dcheng@chromium.org
R=dcheng@chromium.org
BUG=668713

Committed: https://crrev.com/565f9c7c77356de8a134b5a519c6626f7a16d6a6
Cr-Commit-Position: refs/heads/master@{#435175}
==========

[commit-bot: I haz the power, 2016-11-30 08:43:33]

Patchset 1 (id:??) landed as
https://crrev.com/565f9c7c77356de8a134b5a519c6626f7a16d6a6
Cr-Commit-Position: refs/heads/master@{#435175}

[jschuh, 2016-12-02 14:31:39]

On 2016/11/30 05:58:11, dcheng wrote:
> So wow. Much C++. Such elegant. LGTM
> 
> (Semi-serious question: can/should we just write UINT instead of writing this
> abomination)

Holy crap I just learned that std::make_unsigned is a thing! I'm gonna try a CL
with that thing instead!