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