Add name of the enum to message to help looking up.

Add name of the enum to message to help looking up.

I would like to have the error message itself but at least having the
name to look up would be a plus.

BUG=None
TEST=ran with migration to get:
[26113:26113:0522/140542.513399:ERROR:device_event_log_impl.cc(156)] [14:05:42.513] Login: homedir_methods.cc:414 HomedirMethods MountEx error (CryptohomeErrorCode): 29
[26113:26113:0522/140542.513532:ERROR:device_event_log_impl.cc(156)] [14:05:42.513] Login: cryptohome_authenticator.cc:909 Cryptohome failure: state(AuthState)=24, code(cryptohome::MountError)=128

Review-Url: https://codereview.chromium.org/2897813003
Cr-Commit-Position: refs/heads/master@{#473841}
Committed: https://chromium.googlesource.com/chromium/src/+/3c1005eef79c0534edfec6a950839944a10054b3

[Junichi Uekawa, 2017-05-22 05:10:31]

uekawa@chromium.org changed reviewers:
+ fukino@chromium.org, kinaba@chromium.org, xiyuan@chromium.org

[Junichi Uekawa, 2017-05-22 05:10:31]

Hi,

I was wondering if the error messages had some keywords for better searching.

(I wanted to have string representations but that doesn't seem to be readily
available)

[kinaba, 2017-05-22 05:43:40]

lgtm

[xiyuan, 2017-05-22 17:21:56]

lgtm

[fukino, 2017-05-23 07:48:50]

lgtm

[Junichi Uekawa, 2017-05-23 07:51:03]

The CQ bit was checked by uekawa@chromium.org

[commit-bot: I haz the power, 2017-05-23 07:51:30]

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, 2017-05-23 08:44:32]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1495525863403270, "parent_rev":
"e9e8ed890a60d669fabdcb3ef3bbafe5eeeb74f3", "commit_rev":
"3c1005eef79c0534edfec6a950839944a10054b3"}

[commit-bot: I haz the power, 2017-05-23 08:44:44]

Description was changed from

==========
Add name of the enum to message to help looking up.

I would like to have the error message itself but at least having the
name to look up would be a plus.

BUG=None
TEST=ran with migration to get:
[26113:26113:0522/140542.513399:ERROR:device_event_log_impl.cc(156)]
[14:05:42.513] Login: homedir_methods.cc:414 HomedirMethods MountEx error
(CryptohomeErrorCode): 29
[26113:26113:0522/140542.513532:ERROR:device_event_log_impl.cc(156)]
[14:05:42.513] Login: cryptohome_authenticator.cc:909 Cryptohome failure:
state(AuthState)=24, code(cryptohome::MountError)=128
==========

to

==========
Add name of the enum to message to help looking up.

I would like to have the error message itself but at least having the
name to look up would be a plus.

BUG=None
TEST=ran with migration to get:
[26113:26113:0522/140542.513399:ERROR:device_event_log_impl.cc(156)]
[14:05:42.513] Login: homedir_methods.cc:414 HomedirMethods MountEx error
(CryptohomeErrorCode): 29
[26113:26113:0522/140542.513532:ERROR:device_event_log_impl.cc(156)]
[14:05:42.513] Login: cryptohome_authenticator.cc:909 Cryptohome failure:
state(AuthState)=24, code(cryptohome::MountError)=128

Review-Url: https://codereview.chromium.org/2897813003
Cr-Commit-Position: refs/heads/master@{#473841}
Committed:
https://chromium.googlesource.com/chromium/src/+/3c1005eef79c0534edfec6a95083...
==========

[commit-bot: I haz the power, 2017-05-23 08:44:44]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/3c1005eef79c0534edfec6a95083...