Remove WebRTC-videocontenttypeextension field trial completely

Remove WebRTC-videocontenttypeextension field trial completely

BUG=webrtc:7420
Review-Url: https://codereview.webrtc.org/3003673002
Cr-Commit-Position: refs/heads/master@{#19459}
Committed: https://chromium.googlesource.com/external/webrtc/+/41cadbcb0a3535353a4b431b67c96798f8eed06d

[ilnik, 2017-08-22 16:03:21]

ilnik@webrtc.org changed reviewers:
+ sprang@webrtc.org

[ilnik, 2017-08-22 16:03:30]

The CQ bit was checked by ilnik@webrtc.org to run a CQ dry run

[commit-bot: I haz the power, 2017-08-22 16:03:38]

Dry run: 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, 2017-08-22 17:30:47]

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

[commit-bot: I haz the power, 2017-08-22 17:30:48]

Dry run: This issue passed the CQ dry run.

[sprang_webrtc, 2017-08-23 07:41:22]

The CQ bit was checked by sprang@webrtc.org

[sprang_webrtc, 2017-08-23 07:41:25]

lgtm

[commit-bot: I haz the power, 2017-08-23 07:41:36]

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, 2017-08-23 07:44:27]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1503474082461870, "parent_rev":
"c3c125662e4cc4776f1d4fb76a030504213011dc", "commit_rev":
"41cadbcb0a3535353a4b431b67c96798f8eed06d"}

[commit-bot: I haz the power, 2017-08-23 07:44:36]

Description was changed from

==========
Remove WebRTC-videocontenttypeextension field trial completely

BUG=webrtc:7420
==========

to

==========
Remove WebRTC-videocontenttypeextension field trial completely

BUG=webrtc:7420

Review-Url: https://codereview.webrtc.org/3003673002
Cr-Commit-Position: refs/heads/master@{#19459}
Committed:
https://chromium.googlesource.com/external/webrtc/+/41cadbcb0a3535353a4b431b6...
==========

[commit-bot: I haz the power, 2017-08-23 07:44:37]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/41cadbcb0a3535353a4b431b6...