sync: Consistently refcount ModelSafeWorkers

sync/internal_api/test/fake_sync_manager.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 "sync/internal_api/public/test/fake_sync_manager.h"
 
 #include <cstddef>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 62 matching lines @@
   run_loop.Run();
 }
 
 void FakeSyncManager::Init(
     const base::FilePath& database_location,
     const WeakHandle<JsEventHandler>& event_handler,
     const std::string& sync_server_and_path,
     int sync_server_port,
     bool use_ssl,
     scoped_ptr<HttpPostProviderFactory> post_factory,
-    const std::vector<ModelSafeWorker*>& workers,
+    const std::vector<scoped_refptr<ModelSafeWorker> >& workers,
     ExtensionsActivity* extensions_activity,
     ChangeDelegate* change_delegate,
     const SyncCredentials& credentials,
     const std::string& invalidator_client_id,
     const std::string& restored_key_for_bootstrapping,
     const std::string& restored_keystore_key_for_bootstrapping,
     InternalComponentsFactory* internal_components_factory,
     Encryptor* encryptor,
     scoped_ptr<UnrecoverableErrorHandler> unrecoverable_error_handler,
     ReportUnrecoverableErrorFunction report_unrecoverable_error_function,
@@ skipping 152 matching lines @@
 
 ModelTypeSet FakeSyncManager::GetLastRefreshRequestTypes() {
   return last_refresh_request_types_;
 }
 
 void FakeSyncManager::OnInvalidatorStateChange(InvalidatorState state) {
   // Do nothing.
 }
 
 }  // namespace syncer