Removed DefaultBrowser.SetDefaultAsyncDuration histogram

Removed DefaultBrowser.SetDefaultAsyncDuration histogram

This histogram is no longer used since the end of the
AsyncSetAsDefault experiments.

BUG=576490
Committed: https://crrev.com/c82a6be49d983a1bb5462833be6459ac0fea68d2
Cr-Commit-Position: refs/heads/master@{#380291}

[Patrick Monette, 2016-03-08 23:36:45]

pmonette@chromium.org changed reviewers:
+ asvitkine@google.com, thakis@chromium.org

[Patrick Monette, 2016-03-08 23:36:45]

asvitkine@ Please review histograms.xml
thakis@ Please review everything else.
Thanks!

[Nico, 2016-03-09 03:06:00]

lgtm

there probably was some bug for the async default experiments? use that as BUG=
line (if not, there should have been a bug for that, but oh well)

[Patrick Monette, 2016-03-09 17:14:13]

Description was changed from

==========
Removed DefaultBrowser.SetDefaultAsyncDuration histogram

This histogram is no longer used since the end of the
AsyncSetAsDefault experiments.
==========

to

==========
Removed DefaultBrowser.SetDefaultAsyncDuration histogram

This histogram is no longer used since the end of the
AsyncSetAsDefault experiments.

BUG=576490
==========

[Alexei Svitkine (slow), 2016-03-09 19:13:42]

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

[Alexei Svitkine (slow), 2016-03-09 19:13:42]

lgtm

[Patrick Monette, 2016-03-09 23:32:11]

The CQ bit was checked by pmonette@chromium.org

[commit-bot: I haz the power, 2016-03-09 23:32:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1776213002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1776213002/1

[commit-bot: I haz the power, 2016-03-10 01:32:59]

Description was changed from

==========
Removed DefaultBrowser.SetDefaultAsyncDuration histogram

This histogram is no longer used since the end of the
AsyncSetAsDefault experiments.

BUG=576490
==========

to

==========
Removed DefaultBrowser.SetDefaultAsyncDuration histogram

This histogram is no longer used since the end of the
AsyncSetAsDefault experiments.

BUG=576490
==========

[commit-bot: I haz the power, 2016-03-10 01:33:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-10 01:34:30]

Description was changed from

==========
Removed DefaultBrowser.SetDefaultAsyncDuration histogram

This histogram is no longer used since the end of the
AsyncSetAsDefault experiments.

BUG=576490
==========

to

==========
Removed DefaultBrowser.SetDefaultAsyncDuration histogram

This histogram is no longer used since the end of the
AsyncSetAsDefault experiments.

BUG=576490

Committed: https://crrev.com/c82a6be49d983a1bb5462833be6459ac0fea68d2
Cr-Commit-Position: refs/heads/master@{#380291}
==========

[commit-bot: I haz the power, 2016-03-10 01:34:31]

Patchset 1 (id:??) landed as
https://crrev.com/c82a6be49d983a1bb5462833be6459ac0fea68d2
Cr-Commit-Position: refs/heads/master@{#380291}