cryptohome: Make the error bucket of migration UMA more detailed.

cryptohome: Make the error bucket of migration UMA more detailed.

BUG=719318
Review-Url: https://codereview.chromium.org/2865113004
Cr-Commit-Position: refs/heads/master@{#470265}
Committed: https://chromium.googlesource.com/chromium/src/+/79bbe188072ccc354d722cfb192d78b834aa27ff

[kinaba, 2017-05-09 05:23:49]

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

[commit-bot: I haz the power, 2017-05-09 05:24:13]

Dry run: CQ is trying da patch.

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

[kinaba, 2017-05-09 05:31:09]

kinaba@chromium.org changed reviewers:
+ hashimoto@chromium.org, uekawa@chromium.org

[kinaba, 2017-05-09 05:31:10]

PTAL

[kinaba, 2017-05-09 05:33:27]

On 2017/05/09 05:31:10, kinaba wrote:
> PTAL

FYI: I'm still testing the cryptohome side just in case (by manually breaking
ecryptfs)

[commit-bot: I haz the power, 2017-05-09 06:42:18]

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

[commit-bot: I haz the power, 2017-05-09 06:42:19]

Dry run: This issue passed the CQ dry run.

[Junichi Uekawa, 2017-05-09 08:03:08]

lgtm

[kinaba, 2017-05-09 08:04:14]

The CQ bit was checked by kinaba@chromium.org

[commit-bot: I haz the power, 2017-05-09 08:04:44]

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, 2017-05-09 08:08:51]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1494317054664610, "parent_rev":
"29067c254b36f05d476335066744e3f6782c7e98", "commit_rev":
"79bbe188072ccc354d722cfb192d78b834aa27ff"}

[commit-bot: I haz the power, 2017-05-09 08:09:04]

Description was changed from

==========
cryptohome: Make the error bucket of migration UMA more detailed.

BUG=719318
==========

to

==========
cryptohome: Make the error bucket of migration UMA more detailed.

BUG=719318

Review-Url: https://codereview.chromium.org/2865113004
Cr-Commit-Position: refs/heads/master@{#470265}
Committed:
https://chromium.googlesource.com/chromium/src/+/79bbe188072ccc354d722cfb192d...
==========

[commit-bot: I haz the power, 2017-05-09 08:09:05]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/79bbe188072ccc354d722cfb192d...

[hashimoto, 2017-05-09 08:09:35]

lgtm