[Sync] Convert DTCs to be not RefCounted and NonThreadSafe.

components/browser_sync/browser/profile_sync_service_startup_unittest.cc

 // 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.
 
 #include <memory>
 #include <utility>
 
 #include "base/files/file_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ skipping 79 matching lines @@
       ProfileSyncService::StartBehavior start_behavior) {
     component_factory_ = profile_sync_service_bundle_.component_factory();
     browser_sync::ProfileSyncServiceBundle::SyncClientBuilder builder(
         &profile_sync_service_bundle_);
     ProfileSyncService::InitParams init_params =
         profile_sync_service_bundle_.CreateBasicInitParams(start_behavior,
                                                            builder.Build());
 
     sync_service_.reset(new ProfileSyncService(std::move(init_params)));
     sync_service_->RegisterDataTypeController(
-        new sync_driver::FakeDataTypeController(syncer::BOOKMARKS));
+        base::MakeUnique<sync_driver::FakeDataTypeController>(
+            syncer::BOOKMARKS));
     sync_service_->AddObserver(&observer_);
   }
 
   void IssueTestTokens(const std::string& account_id) {
     profile_sync_service_bundle_.auth_service()->UpdateCredentials(
         account_id, "oauth2_login_token");
   }
 
   void SetError(DataTypeManager::ConfigureResult* result) {
     sync_driver::DataTypeStatusTable::TypeErrorMap errors;
@@ skipping 365 matching lines @@
   pref_service()->ClearPref(sync_driver::prefs::kSyncFirstSetupComplete);
 
   EXPECT_CALL(observer_, OnStateChanged()).Times(AnyNumber());
   sync_service_->Initialize();
 
   auto sync_blocker = sync_service_->GetSetupInProgressHandle();
   IssueTestTokens(account_id);
   sync_blocker.reset();
   EXPECT_FALSE(sync_service_->IsSyncActive());
 }