Update extension API externs

Update extension API externs

Updating after fixing line wrapping in the generator.
(Also pulls in a couple small changes not pulled in)

BUG=none

Committed: https://crrev.com/b1854fe7f420c0f15e680f0de362fb4e26a31710
Cr-Commit-Position: refs/heads/master@{#370604}

[stevenjb, 2016-01-20 21:52:38]

stevenjb@chromium.org changed reviewers:
+ rdevlin.cronin@chromium.org

[stevenjb, 2016-01-20 21:52:38]

Minor changes found when testing the new generator.

[Dan Beam, 2016-01-20 23:45:22]

dbeam@chromium.org changed reviewers:
+ dbeam@chromium.org

[Dan Beam, 2016-01-20 23:45:22]

lgtm

[Devlin, 2016-01-20 23:46:36]

lgtm

[stevenjb, 2016-01-21 01:09:28]

The CQ bit was checked by stevenjb@chromium.org

[stevenjb, 2016-01-21 01:09:28]

The patchset sent to the CQ was uploaded after l-g-t-m from
rdevlin.cronin@chromium.org, dbeam@chromium.org
Link to the patchset: https://codereview.chromium.org/1612643002/#ps20001
(title: "Rebase")

[commit-bot: I haz the power, 2016-01-21 01:12:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1612643002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1612643002/20001

[commit-bot: I haz the power, 2016-01-21 03:22:44]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-01-21 03:23:42]

Description was changed from

==========
Update extension API externs

Updating after fixing line wrapping in the generator.
(Also pulls in a couple small changes not pulled in)

BUG=none
==========

to

==========
Update extension API externs

Updating after fixing line wrapping in the generator.
(Also pulls in a couple small changes not pulled in)

BUG=none

Committed: https://crrev.com/b1854fe7f420c0f15e680f0de362fb4e26a31710
Cr-Commit-Position: refs/heads/master@{#370604}
==========

[commit-bot: I haz the power, 2016-01-21 03:23:43]

Patchset 2 (id:??) landed as
https://crrev.com/b1854fe7f420c0f15e680f0de362fb4e26a31710
Cr-Commit-Position: refs/heads/master@{#370604}