Fixes in dart2js parser to be able to parse files without the diet-parser

pkg/compiler/lib/src/parser/element_listener.dart

 // Copyright (c) 2015, 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.
 
 library dart2js.parser.element_listener;
 
 import '../common.dart';
 import '../diagnostics/messages.dart' show MessageTemplate;
 import '../elements/elements.dart'
     show Element, LibraryElement, MetadataAnnotation;
@@ skipping 713 matching lines @@
   }
 
   void beginMember(Token token) {
     memberErrors = memberErrors.prepend(false);
   }
 
   void beginTopLevelMember(Token token) {
     beginMember(token);
   }
 
-  void endFields(fieldCount, start, token) {
+  void endMember() {
     memberErrors = memberErrors.tail;
   }
 
-  void endMethod(getOrSet, start, token) {
-    memberErrors = memberErrors.tail;
-  }
-
-  void beginFactoryMethod(Token token) {
-    memberErrors = memberErrors.prepend(false);
-  }
-
-  void endFactoryMethod(Token beginToken, Token endToken) {
-    memberErrors = memberErrors.tail;
-  }
-
   /// Don't call this method. Should only be used as a last resort when there
   /// is no feasible way to recover from a parser error.
   void reportFatalError(Spannable spannable, String message) {
     reportError(spannable, MessageKind.GENERIC, {'text': message});
     // Some parse errors are infeasible to recover from, so we throw an error.
     throw new ParserError(message);
   }
 
   @override
   void reportErrorHelper(Spannable spannable, MessageKind errorCode,
       [Map arguments = const {}]) {
     if (currentMemberHasParseError) return; // Error already reported.
     if (suppressParseErrors) return;
     if (!memberErrors.isEmpty) {
       memberErrors = memberErrors.tail.prepend(true);
     }
     reporter.reportErrorMessage(spannable, errorCode, arguments);
   }
 }