Move sockets_* OWNERS files out of unexpected subdirectories.

Move sockets_* OWNERS files out of unexpected subdirectories.

When these APIs were moved into //extensions the OWNERS files were
accidentially placed into their own subdirectories.

BUG=

Committed: https://crrev.com/8cf9caa44a6c41ca1df13a6e764ad430deb26901
Cr-Commit-Position: refs/heads/master@{#317637}

[Reilly Grant (use Gerrit), 2015-02-23 19:16:32]

reillyg@chromium.org changed reviewers:
+ rockot@chromium.org

[Reilly Grant (use Gerrit), 2015-02-23 19:16:46]

Just a little cleanup.

[Ken Rockot(use gerrit already), 2015-02-23 19:22:22]

lgtm

[Reilly Grant (use Gerrit), 2015-02-23 19:23:22]

The CQ bit was checked by reillyg@chromium.org

[commit-bot: I haz the power, 2015-02-23 19:24:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/954523003/1

[commit-bot: I haz the power, 2015-02-23 19:27:38]

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

[commit-bot: I haz the power, 2015-02-23 19:27:39]

Try jobs failed on following builders:
  ios_dbg_simulator on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_dbg_simulator...)

[Reilly Grant (use Gerrit), 2015-02-23 20:01:17]

The CQ bit was checked by reillyg@chromium.org

[commit-bot: I haz the power, 2015-02-23 20:03:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/954523003/1

[commit-bot: I haz the power, 2015-02-23 20:04:33]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-23 20:05:22]

Patchset 1 (id:??) landed as
https://crrev.com/8cf9caa44a6c41ca1df13a6e764ad430deb26901
Cr-Commit-Position: refs/heads/master@{#317637}