Add FingerprintUnlock KeyedService for each profile

chrome/browser/chromeos/login/quick_unlock/pin_storage_factory.h

-// Copyright 2016 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.
-
-#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_QUICK_UNLOCK_PIN_STORAGE_FACTORY_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_QUICK_UNLOCK_PIN_STORAGE_FACTORY_H_
-
-#include "base/memory/singleton.h"
-#include "components/keyed_service/content/browser_context_keyed_service_factory.h"
-#include "components/signin/core/account_id/account_id.h"
-
-class Profile;
-
-namespace user_manager {
-class User;
-}
-
-namespace chromeos {
-namespace quick_unlock {
-
-class PinStorage;
-
-// Singleton that owns all PinStorage instances and associates them with
-// Profiles. Listens for the Profile's destruction notification and cleans up
-// the associated PinStorage.
-class PinStorageFactory : public BrowserContextKeyedServiceFactory {
- public:
-  // Returns the PinStorage instance for |profile|.
-  static PinStorage* GetForProfile(Profile* profile);
-
-  // Helper method that finds the PinStorage instance for |user|. This returns
-  // GetForProfile with the profile associated with |user|.
-  static PinStorage* GetForUser(const user_manager::User* user);
-
-  // Helper method that returns the PinStorage instance for |account_id|. This
-  // returns GetForProfile with the profile associated with |account_id|.
-  static PinStorage* GetForAccountId(const AccountId& account_id);
-
-  static PinStorageFactory* GetInstance();
-
- private:
-  friend struct base::DefaultSingletonTraits<PinStorageFactory>;
-
-  PinStorageFactory();
-  ~PinStorageFactory() override;
-
-  // BrowserContextKeyedServiceFactory:
-  KeyedService* BuildServiceInstanceFor(
-      content::BrowserContext* profile) const override;
-
-  DISALLOW_COPY_AND_ASSIGN(PinStorageFactory);
-};
-
-}  // namespace quick_unlock
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_QUICK_UNLOCK_PIN_STORAGE_FACTORY_H_