Index: sdk/lib/core/iterable.dart |
diff --git a/sdk/lib/core/iterable.dart b/sdk/lib/core/iterable.dart |
index aa9292eafcaefbdd6a46b5234916ed157ec0fa67..9ea0c02a261abdad24fbca474a91698351ba4942 100644 |
--- a/sdk/lib/core/iterable.dart |
+++ b/sdk/lib/core/iterable.dart |
@@ -368,7 +368,7 @@ abstract class Iterable<E> { |
* Some iterables have a more efficient way to find the number of elements. |
*/ |
int get length { |
- assert(this is! EfficientLength); |
+ assert(this is! EfficientLengthIterable); |
int count = 0; |
Iterator it = iterator; |
while (it.moveNext()) { |