Further integration of front end type inference into analyzer.

pkg/analyzer/lib/src/fasta/ast_builder.dart

 // Copyright (c) 2016, 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 fasta.analyzer.ast_builder;
 
 import 'package:analyzer/analyzer.dart';
 import 'package:analyzer/dart/ast/ast_factory.dart' show AstFactory;
 import 'package:analyzer/dart/ast/standard_ast_factory.dart' as standard;
 import 'package:analyzer/dart/ast/token.dart' show Token, TokenType;
@@ skipping 1716 matching lines @@
     push(ast.fieldDeclaration2(
         comment: comment,
         metadata: metadata,
         covariantKeyword: covariantKeyword,
         staticKeyword: modifiers?.staticKeyword,
         fieldList: variableList,
         semicolon: endToken));
   }
 
   @override
+  AstNode finishFields() {
+    debugEvent("finishFields");
+    return pop();
+  }
+
+  @override
   void handleOperatorName(Token operatorKeyword, Token token) {
     debugEvent("OperatorName");
     push(new _OperatorName(
         operatorKeyword, ast.simpleIdentifier(token, isDeclaration: true)));
   }
 
   @override
   void beginMetadataStar(Token token) {
     debugEvent("beginMetadataStar");
     if (token.precedingComments != null) {
@@ skipping 249 matching lines @@
       } else if (identical('var', s)) {
         finalConstOrVarKeyword = token;
       } else if (identical('covariant', s)) {
         covariantKeyword = token;
       } else {
         unhandled("$s", "modifier", token.charOffset, null);
       }
     }
   }
 }