Index: sdk/lib/core/set.dart |
diff --git a/sdk/lib/core/set.dart b/sdk/lib/core/set.dart |
index a4d7ed7ccb99f2f022b4c77a0c96e7ec11ae1fed..d2e9d8d14b03981e5ffb55b9b72d5a5e20f7316a 100644 |
--- a/sdk/lib/core/set.dart |
+++ b/sdk/lib/core/set.dart |
@@ -31,7 +31,7 @@ part of dart.core; |
* iterating either the set itself or any [Iterable] that is backed by the set, |
* such as the ones returned by methods like [where] and [map]. |
*/ |
-abstract class Set<E> extends Iterable<E> implements EfficientLength { |
+abstract class Set<E> extends EfficientLengthIterable<E> { |
/** |
* Creates an empty [Set]. |
* |