Remove duplicated user_prefs::TestingPrefServiceSyncable

components/password_manager/sync/browser/sync_username_test_base.h

 // Copyright 2015 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.
 
 // A base test fixture for mocking sync and signin infrastructure. Used for
 // testing sync-related code.
 
 #ifndef COMPONENTS_PASSWORD_MANAGER_SYNC_BROWSER_SYNC_USERNAME_TEST_BASE_H_
 #define COMPONENTS_PASSWORD_MANAGER_SYNC_BROWSER_SYNC_USERNAME_TEST_BASE_H_
 
 #include <string>
 
 #include "components/autofill/core/common/password_form.h"
-#include "components/pref_registry/testing_pref_service_syncable.h"
 #include "components/signin/core/browser/account_tracker_service.h"
 #include "components/signin/core/browser/signin_manager_base.h"
 #include "components/signin/core/browser/test_signin_client.h"
 #include "components/sync/base/model_type.h"
 #include "components/sync/driver/fake_sync_service.h"
+#include "components/sync_preferences/testing_pref_service_syncable.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace password_manager {
 
 class SyncUsernameTestBase : public testing::Test {
  public:
   SyncUsernameTestBase();
   ~SyncUsernameTestBase() override;
 
   // Instruct the signin manager to sign in with |email| or out.
@@ skipping 31 matching lines @@
 
   class FakeSigninManagerBase : public SigninManagerBase {
    public:
     FakeSigninManagerBase(SigninClient* client,
                           AccountTrackerService* account_tracker_service)
         : SigninManagerBase(client, account_tracker_service) {}
 
     using SigninManagerBase::clear_authenticated_user;
   };
 
-  user_prefs::TestingPrefServiceSyncable prefs_;
+  sync_preferences::TestingPrefServiceSyncable prefs_;
   TestSigninClient signin_client_;
   AccountTrackerService account_tracker_;
   FakeSigninManagerBase signin_manager_;
   LocalFakeSyncService sync_service_;
 };
 
 }  // namespace password_manager
 
 #endif  // COMPONENTS_PASSWORD_MANAGER_SYNC_BROWSER_SYNC_USERNAME_TEST_BASE_H_