1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "cycle_super.h"
6
7namespace blink {
8
9void A::trace(Visitor* visitor) {
10    visitor->trace(m_d);
11}
12
13void B::trace(Visitor* visitor) {
14    A::trace(visitor);
15}
16
17void C::trace(Visitor* visitor) {
18    B::trace(visitor);
19}
20
21}
22