[dart2js] Migrate abstract value strategy to null safety

Change-Id: Iae8a77663b3e87f7d05f7faa0c85bb8cf3bdfc9f
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/253003
Reviewed-by: Mayank Patke <fishythefish@google.com>
Commit-Queue: Sigmund Cherem <sigmund@google.com>
This commit is contained in:
Sigmund Cherem 2022-07-29 01:04:52 +00:00 committed by Commit Bot
parent 02a8d42261
commit 10ed38fa3b

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@ -2,10 +2,8 @@
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// @dart = 2.10
import '../universe/world_builder.dart' show SelectorConstraintsStrategy;
import '../world.dart';
import '../world_interfaces.dart';
import 'abstract_value_domain.dart';
/// Strategy for the abstraction of runtime values used by the global type