[Sync] Add ProfileSyncService::GetModelTypeStoreFactory.

chrome/browser/sync/profile_sync_service_factory.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 "chrome/browser/sync/profile_sync_service_factory.h"
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "base/memory/singleton.h"
@@ skipping 134 matching lines @@
     content::BrowserContext* context) const {
   ProfileSyncService::InitParams init_params;
 
   Profile* profile = Profile::FromBrowserContext(context);
 
   init_params.network_time_update_callback = base::Bind(&UpdateNetworkTime);
   init_params.base_directory = profile->GetPath();
   init_params.url_request_context = profile->GetRequestContext();
   init_params.debug_identifier = profile->GetDebugName();
   init_params.channel = chrome::GetChannel();
-  init_params.blocking_pool = content::BrowserThread::GetBlockingPool();
+  base::SequencedWorkerPool* blocking_pool =
+      content::BrowserThread::GetBlockingPool();
+  init_params.blocking_task_runner =
+      blocking_pool->GetSequencedTaskRunnerWithShutdownBehavior(
+          blocking_pool->GetSequenceToken(),
+          base::SequencedWorkerPool::SKIP_ON_SHUTDOWN);
 
   bool local_sync_backend_enabled = false;
 
 // Since the local sync backend is currently only supported on Windows don't
 // even check the pref on other os-es.
 #if defined(OS_WIN)
   syncer::SyncPrefs prefs(profile->GetPrefs());
   local_sync_backend_enabled = prefs.IsLocalSyncEnabled();
   if (local_sync_backend_enabled) {
     // This code as it is now will assume the same profile order is present on
@@ skipping 65 matching lines @@
 
 // static
 void ProfileSyncServiceFactory::SetSyncClientFactoryForTest(
     SyncClientFactory* client_factory) {
   client_factory_ = client_factory;
 }
 
 // static
 ProfileSyncServiceFactory::SyncClientFactory*
     ProfileSyncServiceFactory::client_factory_ = nullptr;