Add missing #include <cerrno> in socket_options.cc

Add missing #include <cerrno> in socket_options.cc

One of our toolchains does not expose |errno| in the global namespace.

BUG=none

Review-Url: https://codereview.chromium.org/2930873002
Cr-Commit-Position: refs/heads/master@{#479366}
Committed: https://chromium.googlesource.com/chromium/src/+/c825632ff5cbb347dbc6aead3c5e305eb74d3e4b

[hugoh_UTC2, 2017-06-08 12:38:32]

hugoh@opera.com changed reviewers:
+ tfarina@chromium.org

[hugoh_UTC2, 2017-06-08 12:38:32]

tfarina@ PTAL

[hugoh_UTC2, 2017-06-12 09:52:09]

hugoh@opera.com changed reviewers:
+ eroman@chromium.org

[hugoh_UTC2, 2017-06-12 09:52:10]

eroman@ Could you approve at this trivial change?

[eroman, 2017-06-12 18:01:48]

lgtm

[hugoh_UTC2, 2017-06-14 11:37:18]

The CQ bit was checked by hugoh@opera.com

[commit-bot: I haz the power, 2017-06-14 11:37:27]

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, 2017-06-14 13:19:04]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1497440238071830, "parent_rev":
"364085c6913c4b0ce05866f21a99c9dab8731566", "commit_rev":
"c825632ff5cbb347dbc6aead3c5e305eb74d3e4b"}

[commit-bot: I haz the power, 2017-06-14 13:19:16]

Description was changed from

==========
Add missing #include <cerrno> in socket_options.cc

One of our toolchains does not expose |errno| in the global namespace.

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

to

==========
Add missing #include <cerrno> in socket_options.cc

One of our toolchains does not expose |errno| in the global namespace.

BUG=none

Review-Url: https://codereview.chromium.org/2930873002
Cr-Commit-Position: refs/heads/master@{#479366}
Committed:
https://chromium.googlesource.com/chromium/src/+/c825632ff5cbb347dbc6aead3c5e...
==========

[commit-bot: I haz the power, 2017-06-14 13:19:17]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/c825632ff5cbb347dbc6aead3c5e...