cleanup fasta token classes

pkg/compiler/lib/src/resolution/enum_creator.dart

 // Copyright (c) 2014, 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.resolution.enum_creator;
 
 import '../common.dart';
 import '../common_elements.dart' show CommonElements;
 import '../elements/resolution_types.dart';
 import '../elements/elements.dart';
@@ skipping 31 matching lines @@
 
   Token keywordToken(String text) {
     return new KeywordToken(Keyword.keywords[text], charOffset);
   }
 
   Token stringToken(String text) {
     return new StringToken.fromString(TokenType.IDENTIFIER, text, charOffset);
   }
 
   Token symbolToken(TokenType type) {
-    return new SymbolToken(type, charOffset);
+    return new Token(type, charOffset);
   }
 
   Identifier identifier(String text) {
     Keyword keyword = Keyword.keywords[text];
     Token token;
     if (keyword != null) {
       token = new KeywordToken(keyword, charOffset);
     } else {
       token = stringToken(text);
     }
@@ skipping 287 matching lines @@
     EnumMethodElementX toString = new EnumMethodElementX(
         'toString', enumClass, Modifiers.EMPTY, toStringNode);
     FunctionSignatureX toStringSignature = new FunctionSignatureX(
         type: new ResolutionFunctionType(toString, stringType));
     toString.functionSignature = toStringSignature;
     enumClass.addMember(toString, reporter);
 
     enumClass.enumValues = enumValues;
   }
 }