Support covariant keyword in the VM parser

Support covariant keyword in the VM parser

For Dart 1.5, the VM ignores the annotation. It is just consumed by the parser, but has otherwise no effect. Errors are reported on illegal covariant declarations.

BUG=#28166
R=regis@google.com

Committed: https://github.com/dart-lang/sdk/commit/90b937a4cee2a9c2295464be43f02edf1f9a1125

[hausner, 2017-01-12 17:58:50]

Description was changed from

==========
Support covariant keyword in the VM parser

BUG=
==========

to

==========
Support covariant keyword in the VM parser

For Dart 1.5, the VM ignores the annotation. It is just consumed by the parser,
but has otherwise no effect. Errors are reported on illegal covariant
declarations.

BUG=#28166
==========

[hausner, 2017-01-12 17:58:50]

hausner@google.com changed reviewers:
+ regis@google.com

[regis, 2017-01-12 18:17:58]

lgtm

https://codereview.chromium.org/2625823004/diff/20001/runtime/vm/parser.cc
File runtime/vm/parser.cc (right):

https://codereview.chromium.org/2625823004/diff/20001/runtime/vm/parser.cc#ne...
runtime/vm/parser.cc:3694: "methods and constructors cannot be  declared
covariant");
remove extra space

[hausner, 2017-01-12 22:03:31]

Description was changed from

==========
Support covariant keyword in the VM parser

For Dart 1.5, the VM ignores the annotation. It is just consumed by the parser,
but has otherwise no effect. Errors are reported on illegal covariant
declarations.

BUG=#28166
==========

to

==========
Support covariant keyword in the VM parser

For Dart 1.5, the VM ignores the annotation. It is just consumed by the parser,
but has otherwise no effect. Errors are reported on illegal covariant
declarations.

BUG=#28166
R=regis@google.com

Committed:
https://github.com/dart-lang/sdk/commit/90b937a4cee2a9c2295464be43f02edf1f9a1125
==========

[hausner, 2017-01-12 22:03:33]

Committed patchset #3 (id:40001) manually as
90b937a4cee2a9c2295464be43f02edf1f9a1125 (presubmit successful).

[floitsch, 2017-01-13 14:54:53]

floitsch@google.com changed reviewers:
+ floitsch@google.com

[floitsch, 2017-01-13 14:54:53]

thanks!