| Index: corelib/src/set.dart | 
| =================================================================== | 
| --- corelib/src/set.dart	(revision 2395) | 
| +++ corelib/src/set.dart	(working copy) | 
| @@ -7,8 +7,7 @@ | 
| * without duplicates. | 
| */ | 
| interface Set<E> extends Collection<E> | 
| -    factory HashSetImplementation { | 
| -// See issue 417. Works in the vm, fails in dartc and frog. | 
| +    default HashSetImplementation<E extends Hashable> { | 
| Set(); | 
|  | 
| /** | 
| @@ -70,8 +69,7 @@ | 
| } | 
|  | 
| interface HashSet<E extends Hashable> extends Set<E> | 
| -    factory HashSetImplementation { | 
| -// See issue 417. Works in the vm, fails in dartc and frog. | 
| +    default HashSetImplementation<E extends Hashable> { | 
| HashSet(); | 
|  | 
| /** | 
|  |