Revert of Create a new AccountTrackerService

chrome/browser/signin/account_tracker_service_factory.cc

-// Copyright (c) 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/browser/signin/account_tracker_service_factory.h"
-
-#include "base/memory/scoped_ptr.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
-#include "components/keyed_service/content/browser_context_dependency_manager.h"
-#include "components/pref_registry/pref_registry_syncable.h"
-#include "components/signin/core/browser/account_tracker_service.h"
-#include "components/signin/core/browser/profile_oauth2_token_service.h"
-
-AccountTrackerServiceFactory::AccountTrackerServiceFactory()
-    : BrowserContextKeyedServiceFactory(
-        "AccountTrackerServiceFactory",
-        BrowserContextDependencyManager::GetInstance()) {
-  DependsOn(ProfileOAuth2TokenServiceFactory::GetInstance());
-}
-
-AccountTrackerServiceFactory::~AccountTrackerServiceFactory() {
-}
-
-// static
-AccountTrackerService*
-AccountTrackerServiceFactory::GetForProfile(Profile* profile) {
-  return static_cast<AccountTrackerService*>(
-      GetInstance()->GetServiceForBrowserContext(profile, true));
-}
-
-// static
-AccountTrackerServiceFactory* AccountTrackerServiceFactory::GetInstance() {
-  return Singleton<AccountTrackerServiceFactory>::get();
-}
-
-void AccountTrackerServiceFactory::RegisterProfilePrefs(
-    user_prefs::PrefRegistrySyncable* registry) {
-  registry->RegisterListPref(
-      AccountTrackerService::kAccountInfoPref,
-      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
-}
-
-KeyedService* AccountTrackerServiceFactory::BuildServiceInstanceFor(
-    content::BrowserContext* context) const {
-  Profile* profile = static_cast<Profile*>(context);
-  AccountTrackerService* service = new AccountTrackerService();
-  service->Initialize(
-      ProfileOAuth2TokenServiceFactory::GetForProfile(profile),
-      profile->GetPrefs(),
-      profile->GetRequestContext());
-  return service;
-}