Revert of [Telemetry] Always use ephemeral port chosen by Chrome.

Revert of [Telemetry] Always use ephemeral port chosen by Chrome. (patchset #1 id:1 of https://codereview.chromium.org/650963003/)

Reason for revert:
Possibly caused flake. Will reland if mistaken.

BUG=424245
Original issue's description:
> [Telemetry] Always use ephemeral port chosen by Chrome.
>
> This reduces a potential source of flake for desktop Chrome. The
> reference builds are now M37 (and I've verified they behave properly)
> and stable is now M38.
>
> BUG=379980
>
> Committed: https://crrev.com/f71a95de8adcd6cab36f87d669feda3fb1984896
> Cr-Commit-Position: refs/heads/master@{#299621}

TBR=kbr@chromium.org,dtu@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=379980
Committed: https://crrev.com/38ff80f84aece49c51a23dcc56ae36d6666718d7
Cr-Commit-Position: refs/heads/master@{#299913}

[tonyg, 2014-10-16 17:26:15]

Created Revert of [Telemetry] Always use ephemeral port chosen by Chrome.

[commit-bot: I haz the power, 2014-10-16 17:28:26]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/659923003/1

[commit-bot: I haz the power, 2014-10-16 17:30:20]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2014-10-16 17:31:14]

Patchset 1 (id:??) landed as
https://crrev.com/38ff80f84aece49c51a23dcc56ae36d6666718d7
Cr-Commit-Position: refs/heads/master@{#299913}