Update mini_ast.dart to new Listener interface.

pkg/analyzer/tool/summary/mini_ast.dart

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:front_end/src/fasta/errors.dart';
 import 'package:front_end/src/fasta/parser/identifier_context.dart';
 import 'package:front_end/src/fasta/parser/parser.dart';
 import 'package:front_end/src/scanner/token.dart';
 import 'package:front_end/src/fasta/source/stack_listener.dart';
 import 'package:front_end/src/scanner/token.dart' as analyzer;
@@ skipping 233 matching lines @@
     push(new ConstructorDeclaration(comment, metadata, name));
   }
 
   @override
   void endFieldInitializer(Token assignment, Token token) {
     debugEvent("FieldInitializer");
     pop(); // Expression
   }
 
   @override
-  void endFormalParameter(Token covariantKeyword, Token thisKeyword,
-      Token nameToken, FormalParameterType kind) {
+  void endFormalParameter(Token thisKeyword, Token nameToken,
+      FormalParameterType kind, MemberKind memberKind) {
     debugEvent("FormalParameter");
     pop(); // Name
     pop(); // Type
     pop(); // Metadata
     pop(); // Comment
   }
 
   @override
-  void endFormalParameters(int count, Token beginToken, Token endToken) {
+  void endFormalParameters(
+      int count, Token beginToken, Token endToken, MemberKind kind) {
     debugEvent("FormalParameters");
   }
 
   @override
   void endIdentifierList(int count) {
     debugEvent("IdentifierList");
     push(popList(count));
   }
 
   @override
@@ skipping 189 matching lines @@
   final String name;
 
   final List<TypeName> typeArguments;
 
   TypeName(this.name, this.typeArguments);
 }
 
 /// "Mini AST" representation of an expression which summary code generation
 /// need not be concerned about.
 class UnknownExpression extends Expression {}