Update testing config for persistent histograms to EnabledOnDisk5.

Update testing config for persistent histograms to EnabledOnDisk5.

BUG=583440
Review-Url: https://codereview.chromium.org/2930353002
Cr-Commit-Position: refs/heads/master@{#478697}
Committed: https://chromium.googlesource.com/chromium/src/+/ffb2d6a885f945ea11c802dddec4ea66aaa0ea45

[bcwhite, 2017-06-12 17:19:03]

The CQ bit was checked by bcwhite@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-06-12 17:19:19]

Dry run: CQ is trying da patch.

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

[bcwhite, 2017-06-12 17:19:39]

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

[Alexei Svitkine (slow), 2017-06-12 17:21:06]

lgtm

[commit-bot: I haz the power, 2017-06-12 18:27:18]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-06-12 18:27:18]

Dry run: This issue passed the CQ dry run.

[bcwhite, 2017-06-12 18:37:24]

The CQ bit was checked by bcwhite@chromium.org

[commit-bot: I haz the power, 2017-06-12 18:38:29]

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, 2017-06-12 18:43:57]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1497292644561440, "parent_rev":
"372a642ec7fdce244198bdc9bdfa9d635383afb7", "commit_rev":
"ffb2d6a885f945ea11c802dddec4ea66aaa0ea45"}

[commit-bot: I haz the power, 2017-06-12 18:44:06]

Description was changed from

==========
Update testing config for persistent histograms to EnabledOnDisk5.

BUG=583440
==========

to

==========
Update testing config for persistent histograms to EnabledOnDisk5.

BUG=583440

Review-Url: https://codereview.chromium.org/2930353002
Cr-Commit-Position: refs/heads/master@{#478697}
Committed:
https://chromium.googlesource.com/chromium/src/+/ffb2d6a885f945ea11c802dddec4...
==========

[commit-bot: I haz the power, 2017-06-12 18:44:08]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/ffb2d6a885f945ea11c802dddec4...