Chromium Code Reviews| Index: pkg/js_ast/lib/src/nodes.dart |
| diff --git a/pkg/js_ast/lib/src/nodes.dart b/pkg/js_ast/lib/src/nodes.dart |
| index 07a20f1312ad11d33d8fa9b83dd802ebcbd846c4..27511cafcdd83703620e470d87eccf8f1ce4cda1 100644 |
| --- a/pkg/js_ast/lib/src/nodes.dart |
| +++ b/pkg/js_ast/lib/src/nodes.dart |
| @@ -81,6 +81,8 @@ abstract class NodeVisitor<T> { |
| } |
| class BaseVisitor<T> implements NodeVisitor<T> { |
| + const BaseVisitor(); |
| + |
| T visitNode(Node node) { |
| node.visitChildren(this); |
| return null; |