Only use PortAllocator on the network thread.

Only use PortAllocator on the network thread.

A previous CL started only using it on the worker thread, but it was
written before the network thread was introduced.

Committed: https://crrev.com/91dd567feafdf832e8d0a47abec01def869d4f2b
Cr-Commit-Position: refs/heads/master@{#12802}

[Taylor Brandstetter, 2016-05-18 00:25:56]

deadbeef@webrtc.org changed reviewers:
+ pthatcher@webrtc.org

[pthatcher1, 2016-05-18 00:27:19]

lgtm

[Taylor Brandstetter, 2016-05-18 21:38:40]

The CQ bit was checked by deadbeef@webrtc.org

[commit-bot: I haz the power, 2016-05-18 21:38:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1987093002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1987093002/1

[commit-bot: I haz the power, 2016-05-18 23:55:35]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-18 23:55:47]

Description was changed from

==========
Only use PortAllocator on the network thread.

A previous CL started only using it on the worker thread, but it was
written before the network thread was introduced.
==========

to

==========
Only use PortAllocator on the network thread.

A previous CL started only using it on the worker thread, but it was
written before the network thread was introduced.

Committed: https://crrev.com/91dd567feafdf832e8d0a47abec01def869d4f2b
Cr-Commit-Position: refs/heads/master@{#12802}
==========

[commit-bot: I haz the power, 2016-05-18 23:55:48]

Patchset 1 (id:??) landed as
https://crrev.com/91dd567feafdf832e8d0a47abec01def869d4f2b
Cr-Commit-Position: refs/heads/master@{#12802}