| Index: pkg/compiler/lib/src/types/flat_type_mask.dart
|
| diff --git a/pkg/compiler/lib/src/types/flat_type_mask.dart b/pkg/compiler/lib/src/types/flat_type_mask.dart
|
| index 7a1dea2578d0e0d3b5c0025c5629eac57b44b852..1bd4289461864ac188a47c81ff17ab46895339d4 100644
|
| --- a/pkg/compiler/lib/src/types/flat_type_mask.dart
|
| +++ b/pkg/compiler/lib/src/types/flat_type_mask.dart
|
| @@ -526,7 +526,8 @@ class FlatTypeMask implements TypeMask {
|
| }
|
| }
|
|
|
| - bool needsNoSuchMethodHandling(Selector selector, ClosedWorld closedWorld) {
|
| + bool needsNoSuchMethodHandling(
|
| + Selector selector, covariant ClosedWorld closedWorld) {
|
| // A call on an empty type mask is either dead code, or a call on
|
| // `null`.
|
| if (isEmptyOrNull) return false;
|
|
|