// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "traceimpl_overloaded_error.h"
namespace blink {
void ExternBase::Trace(Visitor* visitor) const {
// Missing visitor->Trace(x_base_).
}
void ExternDerived::Trace(Visitor* visitor) const {
// Missing visitor->Trace(x_derived_) and ExternBase::Trace(visitor).
}
}