sync: Refactor CreateRoot() test helper function

chrome/browser/sync/abstract_profile_sync_service_test.h

 // Copyright (c) 2012 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_SYNC_ABSTRACT_PROFILE_SYNC_SERVICE_TEST_H_
 #define CHROME_BROWSER_SYNC_ABSTRACT_PROFILE_SYNC_SERVICE_TEST_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "chrome/browser/signin/token_service.h"
 #include "chrome/browser/sync/profile_sync_components_factory_mock.h"
 #include "content/public/test/test_browser_thread.h"
 #include "sync/internal_api/public/base/model_type.h"
 #include "sync/internal_api/public/change_record.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class ProfileSyncService;
 class TestProfileSyncService;
 
 namespace syncer {
-class TestIdFactory;
-}  // namespace syncer
-
-namespace syncer {
 struct UserShare;
 }  //  namespace syncer
 
 class ProfileSyncServiceTestHelper {
  public:
-  static const std::string GetTagForType(syncer::ModelType model_type);
-
-  static bool CreateRoot(syncer::ModelType model_type,
-                         syncer::UserShare* service,
-                         syncer::TestIdFactory* ids);
-
   static syncer::ImmutableChangeRecordList MakeSingletonChangeRecordList(
       int64 node_id, syncer::ChangeRecord::Action action);
 
   // Deletions must provide an EntitySpecifics for the deleted data.
   static syncer::ImmutableChangeRecordList
       MakeSingletonDeletionChangeRecordList(
           int64 node_id,
           const sync_pb::EntitySpecifics& specifics);
 };
 
@@ skipping 31 matching lines @@
  private:
   void CreateRootCallback();
 
   base::Closure callback_;
   AbstractProfileSyncServiceTest* test_;
   syncer::ModelType model_type_;
   bool success_;
 };
 
 #endif  // CHROME_BROWSER_SYNC_ABSTRACT_PROFILE_SYNC_SERVICE_TEST_H_