tree de3ea687f12c55713cabfd37c739b5e5a3a3f6bd
parent a8f8f1d1a14a8ed0ddf2c5f96196cfb2a9b6f826
author Dmitry Stefantsov <dmitryas@google.com> 1561449766 +0000
committer commit-bot@chromium.org <commit-bot@chromium.org> 1561449766 +0000

[fasta] Fix checks of abstract methods when noSuchMethod is defined

If an abstract method overrides a concrete method, and the abstract one
is more specific, it's an error, unless there's a user-defined
noSuchMethod, effectively making the abstract method concrete.

Change-Id: I06ebe2de257ef6627529e6e97ca11b768c9647b9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/106084
Commit-Queue: Dmitry Stefantsov <dmitryas@google.com>
Reviewed-by: Aske Simon Christensen <askesc@google.com>