Add gamut entries to histograms.xml

Add gamut entries to histograms.xml

These should probably have been added in cl/2567983004

Review-Url: https://codereview.chromium.org/2641073005
Cr-Commit-Position: refs/heads/master@{#445120}
Committed: https://chromium.googlesource.com/chromium/src/+/6a8f42fbc5715a490d61bd72c9a572e5150110c4

[hubbe, 2017-01-19 21:33:03]

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

[rkaplow, 2017-01-20 16:42:18]

lgtm

whoops, sorry i missed

[hubbe, 2017-01-20 18:09:09]

The CQ bit was checked by hubbe@chromium.org

[commit-bot: I haz the power, 2017-01-20 18:09:25]

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, 2017-01-20 19:12:50]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484935749116850, "parent_rev":
"e63937d8dc5cf8ebbeb8706b4f7179f3d7d84ee5", "commit_rev":
"6a8f42fbc5715a490d61bd72c9a572e5150110c4"}

[commit-bot: I haz the power, 2017-01-20 19:13:21]

Description was changed from

==========
Add gamut entries to histograms.xml

These should probably have been added in cl/2567983004
==========

to

==========
Add gamut entries to histograms.xml

These should probably have been added in cl/2567983004

Review-Url: https://codereview.chromium.org/2641073005
Cr-Commit-Position: refs/heads/master@{#445120}
Committed:
https://chromium.googlesource.com/chromium/src/+/6a8f42fbc5715a490d61bd72c9a5...
==========

[commit-bot: I haz the power, 2017-01-20 19:13:22]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/6a8f42fbc5715a490d61bd72c9a5...