| Index: pkg/dev_compiler/tool/input_sdk/private/linked_hash_map.dart | 
| diff --git a/pkg/dev_compiler/tool/input_sdk/private/linked_hash_map.dart b/pkg/dev_compiler/tool/input_sdk/private/linked_hash_map.dart | 
| index 7ea72b77b80dd0328005614378dc1ad6b15bc6d6..f6c20bf46811682a2563a00f5628a617676a1f39 100644 | 
| --- a/pkg/dev_compiler/tool/input_sdk/private/linked_hash_map.dart | 
| +++ b/pkg/dev_compiler/tool/input_sdk/private/linked_hash_map.dart | 
| @@ -10,7 +10,7 @@ part of dart._js_helper; | 
| // DDC-specific, just use Object-backed maps | 
| //const _USE_ES6_MAPS = const bool.fromEnvironment("dart2js.use.es6.maps"); | 
|  | 
| -class JsLinkedHashMap<K, V> implements LinkedHashMap<K, V>, InternalMap { | 
| +class JsLinkedHashMap<K, V> implements LinkedHashMap<K, V>, InternalMap<K, V> { | 
| int _length = 0; | 
|  | 
| // The hash map contents are divided into three parts: one part for | 
|  |