Delete "Net.UnspecResolvedIPv6" histogram

Delete "Net.UnspecResolvedIPv6" histogram

This looks it was a short-term experiment from 2013 that never got
cleaned up. It's not in histograms.xml.

BUG=643567
Review-Url: https://codereview.chromium.org/2831383003
Cr-Commit-Position: refs/heads/master@{#466458}
Committed: https://chromium.googlesource.com/chromium/src/+/d7b04a2c8accc7f3c2061fd991186dd176575bc2

[mgersh, 2017-04-21 20:03:01]

mgersh@chromium.org changed reviewers:
+ mmenke@chromium.org

[mmenke, 2017-04-21 20:05:46]

LGTM, thanks for the cleanup!

[mgersh, 2017-04-21 20:06:09]

The CQ bit was checked by mgersh@chromium.org

[commit-bot: I haz the power, 2017-04-21 20:06:37]

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, 2017-04-21 21:49:07]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1492805169489660, "parent_rev":
"d7f8bc6d4d9ae91386a0099e48dd48c1d8bdc6eb", "commit_rev":
"d7b04a2c8accc7f3c2061fd991186dd176575bc2"}

[commit-bot: I haz the power, 2017-04-21 21:49:15]

Description was changed from

==========
Delete "Net.UnspecResolvedIPv6" histogram

This looks it was a short-term experiment from 2013 that never got
cleaned up. It's not in histograms.xml.

BUG=643567
==========

to

==========
Delete "Net.UnspecResolvedIPv6" histogram

This looks it was a short-term experiment from 2013 that never got
cleaned up. It's not in histograms.xml.

BUG=643567

Review-Url: https://codereview.chromium.org/2831383003
Cr-Commit-Position: refs/heads/master@{#466458}
Committed:
https://chromium.googlesource.com/chromium/src/+/d7b04a2c8accc7f3c2061fd99118...
==========

[commit-bot: I haz the power, 2017-04-21 21:49:16]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/d7b04a2c8accc7f3c2061fd99118...