Allow MetricsReportingScheduler's histograms to be overriden.

Allow MetricsReportingScheduler's histograms to be overriden.

This will allow different schedulers to write to different histograms.

BUG=

Committed: https://crrev.com/065d745fb4022710eda3fda095d5c7849599a28f
Cr-Commit-Position: refs/heads/master@{#440812}

[Steven Holte, 2016-12-19 23:08:59]

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

[Steven Holte, 2016-12-19 23:08:59]

Maybe this style would be better for PersistedLogs too.

[rkaplow, 2016-12-19 23:30:10]

lgtm

[Steven Holte, 2016-12-27 23:12:51]

The CQ bit was checked by holte@chromium.org

[commit-bot: I haz the power, 2016-12-27 23:13:03]

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, 2016-12-28 00:12:22]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1482880371846080, "parent_rev":
"6a38802fa1ed42c09aeea0648575b4e2e16dd8ce", "commit_rev":
"250fadb2d8274be3633d06630f3b3c915e502196"}

[commit-bot: I haz the power, 2016-12-28 00:12:49]

Description was changed from

==========
Allow MetricsReportingScheduler's histograms to be overriden.

This will allow different schedulers to write to different histograms.

BUG=
==========

to

==========
Allow MetricsReportingScheduler's histograms to be overriden.

This will allow different schedulers to write to different histograms.

BUG=

Review-Url: https://codereview.chromium.org/2590013002
==========

[commit-bot: I haz the power, 2016-12-28 00:12:50]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2017-01-02 15:48:00]

Description was changed from

==========
Allow MetricsReportingScheduler's histograms to be overriden.

This will allow different schedulers to write to different histograms.

BUG=

Review-Url: https://codereview.chromium.org/2590013002
==========

to

==========
Allow MetricsReportingScheduler's histograms to be overriden.

This will allow different schedulers to write to different histograms.

BUG=

Committed: https://crrev.com/065d745fb4022710eda3fda095d5c7849599a28f
Cr-Commit-Position: refs/heads/master@{#440812}
==========

[commit-bot: I haz the power, 2017-01-02 15:48:00]

Patchset 1 (id:??) landed as
https://crrev.com/065d745fb4022710eda3fda095d5c7849599a28f
Cr-Commit-Position: refs/heads/master@{#440812}