Index: sdk/lib/collection/queue.dart |
diff --git a/sdk/lib/collection/queue.dart b/sdk/lib/collection/queue.dart |
index 90d6c4081f29bb6959b67eb69a91d1f34388cfba..0347943a0ab932c4f0c98b6004dda34d6537ce79 100644 |
--- a/sdk/lib/collection/queue.dart |
+++ b/sdk/lib/collection/queue.dart |
@@ -94,7 +94,7 @@ abstract class Queue<E> implements EfficientLengthIterable<E> { |
void clear(); |
} |
-class _DoubleLink<Link extends _DoubleLink> { |
+class _DoubleLink<Link extends _DoubleLink<Link>> { |
Link _previousLink; |
Link _nextLink; |