sync: Consistently refcount ModelSafeWorkers

chrome/browser/sync/glue/sync_backend_host_core.cc

 // Copyright 2013 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 "chrome/browser/sync/glue/sync_backend_host_core.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/metrics/histogram.h"
 #include "chrome/browser/sync/glue/device_info.h"
@@ skipping 32 matching lines @@
 };
 
 }  // namespace
 
 namespace browser_sync {
 
 DoInitializeOptions::DoInitializeOptions(
     base::MessageLoop* sync_loop,
     SyncBackendRegistrar* registrar,
     const syncer::ModelSafeRoutingInfo& routing_info,
-    const std::vector<syncer::ModelSafeWorker*>& workers,
+    const std::vector<scoped_refptr<syncer::ModelSafeWorker> >& workers,
     const scoped_refptr<syncer::ExtensionsActivity>& extensions_activity,
     const syncer::WeakHandle<syncer::JsEventHandler>& event_handler,
     const GURL& service_url,
     scoped_ptr<syncer::HttpPostProviderFactory> http_bridge_factory,
     const syncer::SyncCredentials& credentials,
     const std::string& invalidator_client_id,
     scoped_ptr<syncer::SyncManagerFactory> sync_manager_factory,
     bool delete_sync_data_folder,
     const std::string& restored_key_for_bootstrapping,
     const std::string& restored_keystore_key_for_bootstrapping,
@@ skipping 549 matching lines @@
       this, &SyncBackendHostCore::SaveChanges);
 }
 
 void SyncBackendHostCore::SaveChanges() {
   DCHECK_EQ(base::MessageLoop::current(), sync_loop_);
   sync_manager_->SaveChanges();
 }
 
 }  // namespace browser_sync