Change mojo-helpers.js to support other test harnesses.

Change mojo-helpers.js to support other test harnesses.

Also reimplement mojo_wait_for_incoming_message using mojo.support.asyncWait.

Committed: https://crrev.com/0273a93590ff646f6753eaa98695b8868f013566
Cr-Commit-Position: refs/heads/master@{#376066}

[Sam McNally, 2016-02-16 01:56:26]

Patchset #1 (id:1) has been deleted

[Sam McNally, 2016-02-16 23:22:30]

Patchset #1 (id:20001) has been deleted

[Sam McNally, 2016-02-16 23:38:39]

Patchset #1 (id:40001) has been deleted

[Sam McNally, 2016-02-16 23:52:48]

Patchset #1 (id:60001) has been deleted

[Sam McNally, 2016-02-16 23:53:39]

sammc@chromium.org changed reviewers:
+ rockot@chromium.org

[Ken Rockot(use gerrit already), 2016-02-16 23:58:34]

lgtm

[Sam McNally, 2016-02-18 00:31:55]

The CQ bit was checked by sammc@chromium.org

[Sam McNally, 2016-02-18 00:31:55]

The patchset sent to the CQ was uploaded after l-g-t-m from rockot@chromium.org
Link to the patchset: https://codereview.chromium.org/1698933002/#ps100001
(title: " ")

[commit-bot: I haz the power, 2016-02-18 00:33:34]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1698933002/100001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1698933002/100001

[commit-bot: I haz the power, 2016-02-18 02:19:12]

Committed patchset #2 (id:100001)

[commit-bot: I haz the power, 2016-02-18 02:20:18]

Description was changed from

==========
Change mojo-helpers.js to support other test harnesses.

Also reimplement mojo_wait_for_incoming_message using mojo.support.asyncWait.
==========

to

==========
Change mojo-helpers.js to support other test harnesses.

Also reimplement mojo_wait_for_incoming_message using mojo.support.asyncWait.

Committed: https://crrev.com/0273a93590ff646f6753eaa98695b8868f013566
Cr-Commit-Position: refs/heads/master@{#376066}
==========

[commit-bot: I haz the power, 2016-02-18 02:20:18]

Patchset 2 (id:??) landed as
https://crrev.com/0273a93590ff646f6753eaa98695b8868f013566
Cr-Commit-Position: refs/heads/master@{#376066}