Fixing and re-enabling WebRTC/AppRTC integration test.

Fixing and re-enabling WebRTC/AppRTC integration test.

This patch needs to land after
https://codereview.chromium.org/872423002/ since the path
to the AppRTC code changes.

BUG=451985
Committed: https://crrev.com/8bfd83942cc2b151f0e277c574da9d0a0ace6207
Cr-Commit-Position: refs/heads/master@{#313514}

[phoglund_chromium, 2015-01-27 09:14:45]

phoglund@chromium.org changed reviewers:
+ kjellander@chromium.org

[phoglund_chromium, 2015-01-28 13:05:21]

Seems we're in a good state now with the infrastructure: please review.

[kjellander_chromium, 2015-01-28 13:12:15]

lgtm

[phoglund_chromium, 2015-01-28 13:35:44]

The CQ bit was checked by phoglund@chromium.org

[commit-bot: I haz the power, 2015-01-28 13:36:03]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/864973003/1

[phoglund_chromium, 2015-01-28 13:51:23]

The CQ bit was unchecked by phoglund@chromium.org

[phoglund_chromium, 2015-01-28 14:41:54]

On 2015/01/28 13:36:03, I haz the power (commit-bot) wrote:
> CQ is trying da patch. Follow status at
>  https://chromium-cq-status.appspot.com/patch-status/864973003/1

Confirmed the ff test is working.

[phoglund_chromium, 2015-01-28 14:42:16]

The CQ bit was checked by phoglund@chromium.org

[commit-bot: I haz the power, 2015-01-28 14:43:15]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/864973003/20001

[commit-bot: I haz the power, 2015-01-28 15:17:45]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-01-28 15:18:37]

Patchset 2 (id:??) landed as
https://crrev.com/8bfd83942cc2b151f0e277c574da9d0a0ace6207
Cr-Commit-Position: refs/heads/master@{#313514}