Revert "Remove GICE (gone forever!) and PORTALLOCATOR_ENABLE_SHARED_UFRAG (enabled forever)." becau…

Revert "Remove GICE (gone forever!) and PORTALLOCATOR_ENABLE_SHARED_UFRAG (enabled forever)." becauese remoting code is using dead constants and breaks the FYI bots.

This reverts commit 3449faa553ec94c52ef2d0949867befb60992c88.

TBR=deadbeef@webrtc.org, juberti@webrtc.org
NOPRESUBMIT=true

Committed: https://crrev.com/fa301809b698017455847f45cc7e0dfa1bdfed35
Cr-Commit-Position: refs/heads/master@{#9698}

[pthatcher1, 2015-08-10 20:04:34]

pthatcher@webrtc.org changed reviewers:
+ magjed@webrtc.org, mcasas@chromium.org, tommi@webrtc.org

[magjed_webrtc, 2015-08-11 09:31:07]

magjed@webrtc.org changed reviewers:
+ deadbeef@webrtc.org, juberti@webrtc.org

[magjed_webrtc, 2015-08-11 09:31:42]

The CQ bit was checked by magjed@webrtc.org

[commit-bot: I haz the power, 2015-08-11 09:31:46]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1274273005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1274273005/1

[commit-bot: I haz the power, 2015-08-11 09:34:38]

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

[commit-bot: I haz the power, 2015-08-11 09:34:39]

Try jobs failed on following builders:
  presubmit on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/presubmit/builds/336)

[magjed_webrtc, 2015-08-11 11:12:39]

The CQ bit was checked by magjed@webrtc.org

[commit-bot: I haz the power, 2015-08-11 11:12:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1274273005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1274273005/1

[commit-bot: I haz the power, 2015-08-11 11:13:01]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-08-11 11:13:11]

Patchset 1 (id:??) landed as
https://crrev.com/fa301809b698017455847f45cc7e0dfa1bdfed35
Cr-Commit-Position: refs/heads/master@{#9698}