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#ifndef COMPONENTS_KEYED_SERVICE_CORE_DEPENDENCY_NODE_H_
6#define COMPONENTS_KEYED_SERVICE_CORE_DEPENDENCY_NODE_H_
7
8// Base class representing a node in a DependencyGraph.
9class DependencyNode {
10 protected:
11  // This is intended to be used by the subclasses, not directly.
12  DependencyNode() {}
13  ~DependencyNode() {}
14};
15
16#endif  // COMPONENTS_KEYED_SERVICE_CORE_DEPENDENCY_NODE_H_
17