Parse empty statements with Fasta.

pkg/front_end/lib/src/fasta/analyzer/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' as analyzer show Token;
@@ skipping 225 matching lines @@
 
   @override
   void handleEmptyFunctionBody(Token semicolon) {
     debugEvent("EmptyFunctionBody");
     // TODO(scheglov) Change the parser to not produce these modifiers.
     pop(); // star
     pop(); // async
     push(ast.emptyFunctionBody(toAnalyzerToken(semicolon)));
   }
 
+  @override
+  void handleEmptyStatement(Token token) {
+    debugEvent("EmptyStatement");
+    push(ast.emptyStatement(toAnalyzerToken(token)));
+  }
+
   void endBlockFunctionBody(int count, Token beginToken, Token endToken) {
     debugEvent("BlockFunctionBody");
     List statements = popList(count);
     if (beginToken != null) {
       exitLocalScope();
     }
     Block block = ast.block(
         toAnalyzerToken(beginToken), statements, toAnalyzerToken(endToken));
     analyzer.Token star = pop();
     analyzer.Token asyncKeyword = pop();
@@ skipping 1348 matching lines @@
       } else if (identical('static', s)) {
         staticKeyword = token;
       } else if (identical('var', s)) {
         finalConstOrVarKeyword = token;
       } else {
         internalError('Unhandled modifier: $s');
       }
     }
   }
 }