Revert of Replace RelayPort with TurnPort in p2ptransportchannel tests.

Revert of Replace RelayPort with TurnPort in p2ptransportchannel tests. (patchset #2 id:40001 of https://codereview.webrtc.org/2380923002/ )

Reason for revert:
It caused some tests in p2ptransportchannel flaky.

Original issue's description:
> Replace RelayPort with TurnPort in p2ptransportchannel tests.
>
> Also remove the relay servers in the tests.
> Most of the code and the downstream apps are using TurnPort, not RelayPort. Most of the tests in this file are not using RelayPort anyway.
>
> BUG=None
> R=deadbeef@webrtc.org
>
> Committed: https://crrev.com/c8d21712dde64c7d613d1ea56c840438505a909f
> Cr-Commit-Position: refs/heads/master@{#14441}

TBR=deadbeef@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=None

Committed: https://crrev.com/75f662671829b6982697919ef6ac1546a1f5bedd
Cr-Commit-Position: refs/heads/master@{#14443}

[honghaiz3, 2016-09-30 01:17:05]

The CQ bit was checked by honghaiz@webrtc.org

[honghaiz3, 2016-09-30 01:17:06]

Created Revert of Replace RelayPort with TurnPort in p2ptransportchannel tests.

[commit-bot: I haz the power, 2016-09-30 01:17:11]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2016-09-30 01:17:32]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-30 01:17:45]

Description was changed from

==========
Revert of Replace RelayPort with TurnPort in p2ptransportchannel tests.
(patchset #2 id:40001 of https://codereview.webrtc.org/2380923002/ )

Reason for revert:
It caused some tests in p2ptransportchannel flaky. 

Original issue's description:
> Replace RelayPort with TurnPort in p2ptransportchannel tests.
> 
> Also remove the relay servers in the tests.
> Most of the code and the downstream apps are using TurnPort, not RelayPort.
Most of the tests in this file are not using RelayPort anyway.
> 
> BUG=None
> R=deadbeef@webrtc.org
> 
> Committed: https://crrev.com/c8d21712dde64c7d613d1ea56c840438505a909f
> Cr-Commit-Position: refs/heads/master@{#14441}

TBR=deadbeef@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=None
==========

to

==========
Revert of Replace RelayPort with TurnPort in p2ptransportchannel tests.
(patchset #2 id:40001 of https://codereview.webrtc.org/2380923002/ )

Reason for revert:
It caused some tests in p2ptransportchannel flaky.

Original issue's description:
> Replace RelayPort with TurnPort in p2ptransportchannel tests.
>
> Also remove the relay servers in the tests.
> Most of the code and the downstream apps are using TurnPort, not RelayPort.
Most of the tests in this file are not using RelayPort anyway.
>
> BUG=None
> R=deadbeef@webrtc.org
>
> Committed: https://crrev.com/c8d21712dde64c7d613d1ea56c840438505a909f
> Cr-Commit-Position: refs/heads/master@{#14441}

TBR=deadbeef@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=None

Committed: https://crrev.com/75f662671829b6982697919ef6ac1546a1f5bedd
Cr-Commit-Position: refs/heads/master@{#14443}
==========

[commit-bot: I haz the power, 2016-09-30 01:17:46]

Patchset 1 (id:??) landed as
https://crrev.com/75f662671829b6982697919ef6ac1546a1f5bedd
Cr-Commit-Position: refs/heads/master@{#14443}