Remove calls to MessageLoop::Run/RunUntilIdle from ios/.

Remove calls to MessageLoop::Run/RunUntilIdle from ios/.

These methods are deprecated. RunLoop must be used instead.

BUG=616447
Committed: https://crrev.com/2d6df49caba9889e7186f59e08609e041405227a
Cr-Commit-Position: refs/heads/master@{#420282}

[fdoray, 2016-09-21 16:34:53]

The CQ bit was checked by fdoray@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-09-21 16:35:16]

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

[fdoray, 2016-09-21 16:37:36]

fdoray@chromium.org changed reviewers:
+ sdefresne@chromium.org

[fdoray, 2016-09-21 16:37:36]

PTAL

[fdoray, 2016-09-21 16:37:46]

The CQ bit was checked by fdoray@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-09-21 16:38:21]

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, 2016-09-21 16:47:18]

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

[commit-bot: I haz the power, 2016-09-21 16:47:19]

Dry run: This issue passed the CQ dry run.

[sdefresne, 2016-09-22 08:07:58]

The CQ bit was checked by sdefresne@chromium.org

[sdefresne, 2016-09-22 08:08:05]

lgtm

[commit-bot: I haz the power, 2016-09-22 08:08:07]

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, 2016-09-22 08:13:20]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-09-22 08:14:43]

Description was changed from

==========
Remove calls to MessageLoop::Run/RunUntilIdle from ios/.

These methods are deprecated. RunLoop must be used instead.

BUG=616447
==========

to

==========
Remove calls to MessageLoop::Run/RunUntilIdle from ios/.

These methods are deprecated. RunLoop must be used instead.

BUG=616447

Committed: https://crrev.com/2d6df49caba9889e7186f59e08609e041405227a
Cr-Commit-Position: refs/heads/master@{#420282}
==========

[commit-bot: I haz the power, 2016-09-22 08:14:44]

Patchset 2 (id:??) landed as
https://crrev.com/2d6df49caba9889e7186f59e08609e041405227a
Cr-Commit-Position: refs/heads/master@{#420282}