Change the calling conventions for Parser.reportUnrecoverableError.

Change the calling conventions for Parser.reportUnrecoverableError.

As with a6804167162f230bf8498289a61dc7efebf32b0c, we change the
calling conventions so that the return value is a token whose "next"
pointer points to the token from which parsing should proceed.

R=ahe@google.com

Committed: https://github.com/dart-lang/sdk/commit/59b3ca5fa249fed8d8401535792df662d4566fc9

[Paul Berry, 2017-03-11 14:51:12]

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

[ahe, 2017-03-13 12:09:16]

lgtm

[Paul Berry, 2017-03-13 17:48:39]

Description was changed from

==========
Change the calling conventions for Parser.reportUnrecoverableError.

As with a6804167162f230bf8498289a61dc7efebf32b0c, we change the
calling conventions so that the return value is a token whose "next"
pointer points to the token from which parsing should proceed.
==========

to

==========
Change the calling conventions for Parser.reportUnrecoverableError.

As with a6804167162f230bf8498289a61dc7efebf32b0c, we change the
calling conventions so that the return value is a token whose "next"
pointer points to the token from which parsing should proceed.

R=ahe@google.com

Committed:
https://github.com/dart-lang/sdk/commit/59b3ca5fa249fed8d8401535792df662d4566fc9
==========

[Paul Berry, 2017-03-13 17:48:40]

Committed patchset #1 (id:1) manually as
59b3ca5fa249fed8d8401535792df662d4566fc9 (presubmit successful).