[TTS] Log diagnostic output log for Contextual Cards.

[TTS] Log diagnostic output log for Contextual Cards.

When Contextual Cards integration is enabled we now check for server
diagnostic data in the response and output it to the log when on a
debug build.

BUG=644934
Committed: https://crrev.com/9984a7a17903296aa3063dcbc6892666464648bb
Cr-Commit-Position: refs/heads/master@{#435662}

[Donn Denman, 2016-12-01 17:46:34]

donnd@chromium.org changed reviewers:
+ twellington@chromium.org

[Donn Denman, 2016-12-01 17:46:35]

Theresa, PTAL.

[Theresa, 2016-12-01 17:53:15]

lgtm

[Donn Denman, 2016-12-01 18:23:57]

The CQ bit was checked by donnd@chromium.org

[commit-bot: I haz the power, 2016-12-01 18:24:21]

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, 2016-12-01 18:56:18]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1480616637215100, "parent_rev":
"4249f1b97f96047121bbf8ab472336e1ff2d0cb6", "commit_rev":
"5550897ffa9038d0d3e754742934d9761fde68d3"}

[commit-bot: I haz the power, 2016-12-01 18:56:45]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-12-01 19:00:13]

Description was changed from

==========
[TTS] Log diagnostic output log for Contextual Cards.

When Contextual Cards integration is enabled we now check for server
diagnostic data in the response and output it to the log when on a
debug build.

BUG=644934
==========

to

==========
[TTS] Log diagnostic output log for Contextual Cards.

When Contextual Cards integration is enabled we now check for server
diagnostic data in the response and output it to the log when on a
debug build.

BUG=644934

Committed: https://crrev.com/9984a7a17903296aa3063dcbc6892666464648bb
Cr-Commit-Position: refs/heads/master@{#435662}
==========

[commit-bot: I haz the power, 2016-12-01 19:00:13]

Patchset 1 (id:??) landed as
https://crrev.com/9984a7a17903296aa3063dcbc6892666464648bb
Cr-Commit-Position: refs/heads/master@{#435662}