Add build/mac_toolchain to trybot_analyze_config.

Add build/mac_toolchain to trybot_analyze_config.

BUG=

Committed: https://crrev.com/1ac8d9b14e76ca372fcbd63c6c6c07a16968453e
Cr-Commit-Position: refs/heads/master@{#419558}

[justincohen, 2016-09-19 18:03:50]

justincohen@chromium.org changed reviewers:
+ dpranke@chromium.org

[justincohen, 2016-09-19 18:03:51]

ptal

[Dirk Pranke, 2016-09-19 19:05:02]

lgtm

[justincohen, 2016-09-19 20:19:19]

The CQ bit was checked by justincohen@chromium.org

[commit-bot: I haz the power, 2016-09-19 20:20:05]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-19 21:32:27]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-19 21:34:07]

Description was changed from

==========
Add build/mac_toolchain to trybot_analyze_config.

BUG=
==========

to

==========
Add build/mac_toolchain to trybot_analyze_config.

BUG=

Committed: https://crrev.com/1ac8d9b14e76ca372fcbd63c6c6c07a16968453e
Cr-Commit-Position: refs/heads/master@{#419558}
==========

[commit-bot: I haz the power, 2016-09-19 21:34:08]

Patchset 1 (id:??) landed as
https://crrev.com/1ac8d9b14e76ca372fcbd63c6c6c07a16968453e
Cr-Commit-Position: refs/heads/master@{#419558}