| Index: pkg/compiler/lib/src/parser/partial_elements.dart | 
| diff --git a/pkg/compiler/lib/src/parser/partial_elements.dart b/pkg/compiler/lib/src/parser/partial_elements.dart | 
| index ca1ef2e1068656628c4b04863057e12e4e78e254..6cbc22c5707ca0d863fc9af0b9305c04148651bb 100644 | 
| --- a/pkg/compiler/lib/src/parser/partial_elements.dart | 
| +++ b/pkg/compiler/lib/src/parser/partial_elements.dart | 
| @@ -42,7 +42,9 @@ import 'node_listener.dart' show NodeListener; | 
| class ClassElementParser extends ClassMemberParser { | 
| ClassElementParser(Listener listener) : super(listener); | 
|  | 
| -  Token parseFormalParameters(Token token) => skipFormalParameters(token); | 
| +  Token parseFormalParameters(Token token, {bool inFunctionType: false}) { | 
| +    return skipFormalParameters(token); | 
| +  } | 
| } | 
|  | 
| abstract class PartialElement implements DeclarationSite { | 
|  |