Fix node replacer to handle comments on variable declaration lists (issue 25818)

pkg/analyzer/lib/src/dart/ast/utilities.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 analyzer.src.dart.ast.utilities;
 
 import 'dart:collection';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/token.dart';
@@ skipping 4932 matching lines @@
   }
 
   @override
   bool visitVariableDeclarationList(VariableDeclarationList node) {
     if (identical(node.type, _oldNode)) {
       node.type = _newNode as TypeName;
       return true;
     } else if (_replaceInList(node.variables)) {
       return true;
     }
-    return visitNode(node);
+    return visitAnnotatedNode(node);
   }
 
   @override
   bool visitVariableDeclarationStatement(VariableDeclarationStatement node) {
     if (identical(node.variables, _oldNode)) {
       node.variables = _newNode as VariableDeclarationList;
       return true;
     }
     return visitNode(node);
   }
@@ skipping 1383 matching lines @@
    * Safely visit the given [token], printing the [suffix] after the token if it
    * is non-`null`.
    */
   void _visitTokenWithSuffix(Token token, String suffix) {
     if (token != null) {
       _writer.print(token.lexeme);
       _writer.print(suffix);
     }
   }
 }