Update histgrams.xml for ArcProvisioningResult.

Update histgrams.xml for ArcProvisioningResult.

The ArcProvisioningResult was extended
https://codereview.chromium.org/2173103002/diff/140001/chrome/browser/chromeos/arc/arc_optin_uma.h
but histgrams.xml was not updated in the CL.
This CL updates to adapt the new values.

BUG=630624
TEST=Ran trybots.

Review-Url: https://codereview.chromium.org/2191403002
Cr-Commit-Position: refs/heads/master@{#409146}
(cherry picked from commit 61a81ea6bcccee7cd6392f9f286ae0df99cd1054)

[hidehiko, 2016-08-03 09:36:05]

Reported an error, but looks succeeded. Not sure why, though. Closing.

Fetching pending ref refs/pending/branch-heads/2785...
Cherry-picking commit on top of pending ref...
Pushing commit to refs/pending/branch-heads/2785... It can take a while.
Push failed with exit code 1.
To https://chromium.googlesource.com/chromium/src.git
!       HEAD:refs/pending/branch-heads/2785     [remote rejected] (error in
Gerrit backend)
Done

[hidehiko, 2016-08-03 09:36:13]

Description was changed from

==========
Update histgrams.xml for ArcProvisioningResult.

The ArcProvisioningResult was extended
https://codereview.chromium.org/2173103002/diff/140001/chrome/browser/chromeo...
but histgrams.xml was not updated in the CL.
This CL updates to adapt the new values.

BUG=630624
TEST=Ran trybots.

Review-Url: https://codereview.chromium.org/2191403002
Cr-Commit-Position: refs/heads/master@{#409146}
(cherry picked from commit 61a81ea6bcccee7cd6392f9f286ae0df99cd1054)
==========

to

==========
Update histgrams.xml for ArcProvisioningResult.

The ArcProvisioningResult was extended
https://codereview.chromium.org/2173103002/diff/140001/chrome/browser/chromeo...
but histgrams.xml was not updated in the CL.
This CL updates to adapt the new values.

BUG=630624
TEST=Ran trybots.

Review-Url: https://codereview.chromium.org/2191403002
Cr-Commit-Position: refs/heads/master@{#409146}
(cherry picked from commit 61a81ea6bcccee7cd6392f9f286ae0df99cd1054)
==========