1// Copyright 2013 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 "chrome/browser/chromeos/login/default_pinned_apps_field_trial.h"
6
7#include "base/basictypes.h"
8#include "base/prefs/pref_registry_simple.h"
9#include "base/prefs/pref_service.h"
10
11namespace chromeos {
12namespace default_pinned_apps_field_trial {
13
14namespace {
15
16// Name of a local state pref to store the list of users that participate
17// the experiment.
18const char kExperimentUsers[] = "DefaultPinnedAppsExperimentUsers";
19
20}  // namespace
21
22void RegisterPrefs(PrefRegistrySimple* registry) {
23  registry->RegisterListPref(kExperimentUsers);
24}
25
26void MigratePrefs(PrefService* local_state) {
27  // TODO(xiyuan): Remove everything in M34.
28  local_state->ClearPref(kExperimentUsers);
29}
30
31}  // namespace default_pinned_apps_field_trial
32}  // namespace chromeos
33