Roll Clang 233105-2:237739-1

Roll Clang 233105-2:237739-1

Note to sheriffs: we're expecting a ~400 kB size regression due to
a bug fix that causes more loop unrolling in this Clang version.

BUG=483026
NOPRESUBMIT=true
TBR=brettw

Committed: https://crrev.com/0e80c361a00645fbcdc8503225ccf12ebd1ef597
Cr-Commit-Position: refs/heads/master@{#330764}

[hans, 2015-05-20 15:44:49]

hans@chromium.org changed reviewers:
+ thakis@chromium.org

[hans, 2015-05-20 15:44:55]

hans@chromium.org changed reviewers:
+ brettw@chromium.org

[hans, 2015-05-20 15:44:56]

thakis: Please take a look.

brettw: TBR; the gn change was already reviewed in
https://codereview.chromium.org/1135023004/

[Nico, 2015-05-20 15:53:27]

On 2015/05/20 15:44:56, hans wrote:
> thakis: Please take a look.
> 
> brettw: TBR; the gn change was already reviewed in
> https://codereview.chromium.org/1135023004/

Rs-lgtm

[hans, 2015-05-20 15:54:54]

The CQ bit was checked by hans@chromium.org

[commit-bot: I haz the power, 2015-05-20 15:55:08]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1144933003/1

[commit-bot: I haz the power, 2015-05-20 17:46:54]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-05-20 17:47:56]

Patchset 1 (id:??) landed as
https://crrev.com/0e80c361a00645fbcdc8503225ccf12ebd1ef597
Cr-Commit-Position: refs/heads/master@{#330764}