Update messages.yaml with asynchronous messages.

Update messages.yaml with asynchronous messages.

R=karlklose@google.com

Committed: https://github.com/dart-lang/sdk/commit/002d5c7150bbf6564514b5acd9c252669fea1a83

[ahe, 2017-03-17 17:31:36]

ahe@google.com changed reviewers:
+ johnniwinther@google.com

[ahe, 2017-03-22 08:29:24]

ahe@google.com changed reviewers:
- johnniwinther@google.com

[ahe, 2017-03-22 08:29:56]

ahe@google.com changed reviewers:
+ johnniwinther@google.com, karlklose@google.com

[ahe, 2017-03-22 08:29:57]

Karl, could you take a look? Johnni is OOO.

[karlklose, 2017-03-22 08:44:06]

LGTM

[ahe, 2017-03-22 11:27:44]

Description was changed from

==========
Update messages.yaml with asynchronous messages.
==========

to

==========
Update messages.yaml with asynchronous messages.

R=karlklose@google.com

Committed:
https://github.com/dart-lang/sdk/commit/002d5c7150bbf6564514b5acd9c252669fea1a83
==========

[ahe, 2017-03-22 11:27:45]

Committed patchset #1 (id:1) manually as
002d5c7150bbf6564514b5acd9c252669fea1a83 (presubmit successful).