Chromium Code Reviews| Index: utils/pub/version_solver.dart |
| diff --git a/utils/pub/version_solver.dart b/utils/pub/version_solver.dart |
| index 18b2be80fb49af09cfe828a7638fbacb46ff6661..8661e2d5b0c29c1b610ae358291f5618f8c3df64 100644 |
| --- a/utils/pub/version_solver.dart |
| +++ b/utils/pub/version_solver.dart |
| @@ -36,6 +36,7 @@ |
| library version_solver; |
| import 'dart:async'; |
| +import 'dart:collection' show Queue; |
| import 'dart:json' as json; |
| import 'dart:math'; |
| import 'lock_file.dart'; |