(Reland) Use logdog butler subcommand to run tests.

(Reland) Use logdog butler subcommand to run tests.

Previously we ran tests, without setting butler environment variables.
This will run into NotBootstrappedError when we try to upload test
results through logdog.

In this cl, we use logdog butler subcommand to run tests, which will set
butler environment variables before hand.

BUG=692287
Review-Url: https://codereview.chromium.org/2695963003
Cr-Commit-Position: refs/heads/master@{#456976}
Committed: https://chromium.googlesource.com/chromium/src/+/de2df28c86b13227040aba5f9f5a1d1f869b81eb

patch from issue 2695963003 at patchset 820001 (http://crrev.com/2695963003#ps820001)

Review-Url: https://codereview.chromium.org/2767833002
Cr-Commit-Position: refs/heads/master@{#459281}
Committed: https://chromium.googlesource.com/chromium/src/+/9b15df5f68a23a7c75af0e09ee52b4add1a6f1d6

[BigBossZhiling, 2017-03-22 01:24:22]

hzl@google.com changed reviewers:
+ dpranke@chromium.org, jbudorick@chromium.org

[BigBossZhiling, 2017-03-22 01:27:12]

Description was changed from

==========
Use logdog butler subcommand to run tests.

Previously we ran tests, without setting butler environment variables.
This will run into NotBootstrappedError when we try to upload test
results through logdog.

In this cl, we use logdog butler subcommand to run tests, which will set
butler environment variables before hand.

BUG=692287

Review-Url: https://codereview.chromium.org/2695963003
Cr-Commit-Position: refs/heads/master@{#456976}
Committed:
https://chromium.googlesource.com/chromium/src/+/de2df28c86b13227040aba5f9f5a...

patch from issue 2695963003 at patchset 820001
(http://crrev.com/2695963003#ps820001)
==========

to

==========
(Reland) Use logdog butler subcommand to run tests.

Previously we ran tests, without setting butler environment variables.
This will run into NotBootstrappedError when we try to upload test
results through logdog.

In this cl, we use logdog butler subcommand to run tests, which will set
butler environment variables before hand.

BUG=692287

Review-Url: https://codereview.chromium.org/2695963003
Cr-Commit-Position: refs/heads/master@{#456976}
Committed:
https://chromium.googlesource.com/chromium/src/+/de2df28c86b13227040aba5f9f5a...

patch from issue 2695963003 at patchset 820001
(http://crrev.com/2695963003#ps820001)
==========

[Dirk Pranke, 2017-03-23 02:05:29]

lgtm if/when jbudorick is happy with it.

[jbudorick, 2017-03-23 15:21:59]

lgtm but keep an eye on cycle time after this lands.

[BigBossZhiling, 2017-03-23 22:29:24]

The CQ bit was checked by hzl@google.com

[commit-bot: I haz the power, 2017-03-23 22:29:57]

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, 2017-03-23 23:43:09]

CQ is committing da patch.

Bot data: {"patchset_id": 80001, "attempt_start_ts": 1490308164663400,
"parent_rev": "7a5d9139a1a58cc2324cfe51f305fb0b1b71024e", "commit_rev":
"9b15df5f68a23a7c75af0e09ee52b4add1a6f1d6"}

[commit-bot: I haz the power, 2017-03-23 23:43:54]

Description was changed from

==========
(Reland) Use logdog butler subcommand to run tests.

Previously we ran tests, without setting butler environment variables.
This will run into NotBootstrappedError when we try to upload test
results through logdog.

In this cl, we use logdog butler subcommand to run tests, which will set
butler environment variables before hand.

BUG=692287

Review-Url: https://codereview.chromium.org/2695963003
Cr-Commit-Position: refs/heads/master@{#456976}
Committed:
https://chromium.googlesource.com/chromium/src/+/de2df28c86b13227040aba5f9f5a...

patch from issue 2695963003 at patchset 820001
(http://crrev.com/2695963003#ps820001)
==========

to

==========
(Reland) Use logdog butler subcommand to run tests.

Previously we ran tests, without setting butler environment variables.
This will run into NotBootstrappedError when we try to upload test
results through logdog.

In this cl, we use logdog butler subcommand to run tests, which will set
butler environment variables before hand.

BUG=692287

Review-Url: https://codereview.chromium.org/2695963003
Cr-Commit-Position: refs/heads/master@{#456976}
Committed:
https://chromium.googlesource.com/chromium/src/+/de2df28c86b13227040aba5f9f5a...

patch from issue 2695963003 at patchset 820001
(http://crrev.com/2695963003#ps820001)

Review-Url: https://codereview.chromium.org/2767833002
Cr-Commit-Position: refs/heads/master@{#459281}
Committed:
https://chromium.googlesource.com/chromium/src/+/9b15df5f68a23a7c75af0e09ee52...
==========

[commit-bot: I haz the power, 2017-03-23 23:43:55]

Committed patchset #5 (id:80001) as
https://chromium.googlesource.com/chromium/src/+/9b15df5f68a23a7c75af0e09ee52...