Fix UKM crash. Add TODO for fixing this properly.

Fix UKM crash. Add TODO for fixing this properly.

BUG=698819, 695433
Review-Url: https://codereview.chromium.org/2736733004
Cr-Commit-Position: refs/heads/master@{#454998}
Committed: https://chromium.googlesource.com/chromium/src/+/c88119049586f4a9e28fd8c2ba1fa7ccc25c335f

[Alexei Svitkine (slow), 2017-03-06 20:00:39]

asvitkine@chromium.org changed reviewers:
+ holte@chromium.org

[Steven Holte, 2017-03-06 21:04:18]

lgtm

[Alexei Svitkine (slow), 2017-03-06 21:05:58]

The CQ bit was checked by asvitkine@chromium.org

[commit-bot: I haz the power, 2017-03-06 21:06:36]

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, 2017-03-06 23:37:15]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1488834358422190, "parent_rev":
"77e77eb0235255724e0688102a26e64fd4b4482b", "commit_rev":
"c88119049586f4a9e28fd8c2ba1fa7ccc25c335f"}

[commit-bot: I haz the power, 2017-03-06 23:38:02]

Description was changed from

==========
Fix UKM crash. Add TODO for fixing this properly.

BUG=698819,695433
==========

to

==========
Fix UKM crash. Add TODO for fixing this properly.

BUG=698819,695433

Review-Url: https://codereview.chromium.org/2736733004
Cr-Commit-Position: refs/heads/master@{#454998}
Committed:
https://chromium.googlesource.com/chromium/src/+/c88119049586f4a9e28fd8c2ba1f...
==========

[commit-bot: I haz the power, 2017-03-06 23:38:03]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/c88119049586f4a9e28fd8c2ba1f...