Update retrolambda to 2.5.1

Update retrolambda to 2.5.1

BUG=642600
Review-Url: https://codereview.chromium.org/2854323004
Cr-Commit-Position: refs/heads/master@{#469056}
Committed: https://chromium.googlesource.com/chromium/src/+/b5d37e705dd1caea0446240e7381d28470d33218

[F, 2017-05-03 17:33:07]

zpeng@chromium.org changed reviewers:
+ agrieve@chromium.org

[F, 2017-05-03 17:33:08]

Hi Andrew, PTAL. Thanks!

[F, 2017-05-03 17:40:57]

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

[commit-bot: I haz the power, 2017-05-03 17:41:18]

Dry run: CQ is trying da patch.

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

[agrieve, 2017-05-03 18:13:47]

lgtm

[F, 2017-05-03 18:18:02]

The CQ bit was unchecked by zpeng@chromium.org

[F, 2017-05-03 18:18:18]

The CQ bit was checked by zpeng@chromium.org

[commit-bot: I haz the power, 2017-05-03 18:19:32]

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, 2017-05-03 18:56:22]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1493835498668090, "parent_rev":
"9b15a04b5406ec7b03a525aed953c804ff15813e", "commit_rev":
"b5d37e705dd1caea0446240e7381d28470d33218"}

[commit-bot: I haz the power, 2017-05-03 18:56:29]

Description was changed from

==========
Update retrolambda to 2.5.1

BUG=642600
==========

to

==========
Update retrolambda to 2.5.1

BUG=642600

Review-Url: https://codereview.chromium.org/2854323004
Cr-Commit-Position: refs/heads/master@{#469056}
Committed:
https://chromium.googlesource.com/chromium/src/+/b5d37e705dd1caea0446240e7381...
==========

[commit-bot: I haz the power, 2017-05-03 18:56:30]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/b5d37e705dd1caea0446240e7381...