[mojo] Don't CHECK fail when a Mojo channel isn't available for a child process.

[mojo] Don't CHECK fail when a Mojo channel isn't available for a child process.

This is intended to be a mergable patch for M51.

BUG=604106
Committed: https://crrev.com/d432f3e89f5d70c432810b9528d196629c4a50b8
Cr-Commit-Position: refs/heads/master@{#388027}

[Anand Mistry (off Chromium), 2016-04-18 04:24:07]

amistry@chromium.org changed reviewers:
+ piman@chromium.org, rockot@chromium.org

[Anand Mistry (off Chromium), 2016-04-18 04:24:08]

rockot: As Mojo reviewer.
piman: For content owners.

[Ken Rockot(use gerrit already), 2016-04-18 15:21:02]

lgtm

[piman, 2016-04-18 16:03:25]

lgtm

[Anand Mistry (off Chromium), 2016-04-18 21:08:05]

The CQ bit was checked by amistry@chromium.org

[commit-bot: I haz the power, 2016-04-18 21:08:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1894933003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1894933003/1

[commit-bot: I haz the power, 2016-04-18 21:15:56]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-18 21:18:38]

Description was changed from

==========
[mojo] Don't CHECK fail when a Mojo channel isn't available for a child process.

This is intended to be a mergable patch for M51.

BUG=604106
==========

to

==========
[mojo] Don't CHECK fail when a Mojo channel isn't available for a child process.

This is intended to be a mergable patch for M51.

BUG=604106

Committed: https://crrev.com/d432f3e89f5d70c432810b9528d196629c4a50b8
Cr-Commit-Position: refs/heads/master@{#388027}
==========

[commit-bot: I haz the power, 2016-04-18 21:18:39]

Patchset 1 (id:??) landed as
https://crrev.com/d432f3e89f5d70c432810b9528d196629c4a50b8
Cr-Commit-Position: refs/heads/master@{#388027}