Move ErrorToString to runtime

Move ErrorToString to runtime

BUG=

Committed: https://crrev.com/2fc2bbdd4152a1194a3a11f4cb9ba4243eb9c2c6
Cr-Commit-Position: refs/heads/master@{#38295}

[jgruber, 2016-08-03 08:15:40]

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

[commit-bot: I haz the power, 2016-08-03 08:15:47]

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, 2016-08-03 08:40:02]

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

[commit-bot: I haz the power, 2016-08-03 08:40:03]

Dry run: This issue passed the CQ dry run.

[jgruber, 2016-08-03 08:52:03]

jgruber@chromium.org changed reviewers:
+ yangguo@chromium.org

[jgruber, 2016-08-03 08:52:04]

Unfortunately we can't do %_Call(%error_to_string, ...). Added a runtime
function instead.

[Yang, 2016-08-03 09:17:05]

lgtm.

[jgruber, 2016-08-03 13:03:19]

The CQ bit was checked by jgruber@chromium.org

[jgruber, 2016-08-03 13:03:20]

The patchset sent to the CQ was uploaded after l-g-t-m from yangguo@chromium.org
Link to the patchset: https://codereview.chromium.org/2206183002/#ps20001
(title: "Rebase")

[commit-bot: I haz the power, 2016-08-03 13:03:24]

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, 2016-08-03 13:53:22]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-08-03 13:53:53]

Description was changed from

==========
Move ErrorToString to runtime

BUG=
==========

to

==========
Move ErrorToString to runtime

BUG=

Committed: https://crrev.com/2fc2bbdd4152a1194a3a11f4cb9ba4243eb9c2c6
Cr-Commit-Position: refs/heads/master@{#38295}
==========

[commit-bot: I haz the power, 2016-08-03 13:53:54]

Patchset 2 (id:??) landed as
https://crrev.com/2fc2bbdd4152a1194a3a11f4cb9ba4243eb9c2c6
Cr-Commit-Position: refs/heads/master@{#38295}