activity_factory.cc revision 46d4c2bc3267f3f028f39e7e311b0f89aba2e4fd 
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 "athena/activity/public/activity_factory.h"
6
7#include "base/logging.h"
8
9namespace athena {
10
11namespace {
12
13ActivityFactory* instance = NULL;
14
15}
16
17// static
18void ActivityFactory::RegisterActivityFactory(ActivityFactory* factory) {
19  DCHECK(!instance);
20  instance = factory;
21}
22
23// static
24ActivityFactory* ActivityFactory::Get() {
25  DCHECK(instance);
26  return instance;
27}
28
29// static
30void ActivityFactory::Shutdown() {
31  DCHECK(instance);
32  delete instance;
33  instance = NULL;
34}
35
36}  // namespace athena
37