[Sync] Componentize local_device_info_provider_impl and test

chrome/browser/sync/profile_sync_service.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.h"
 
 #include <cstddef>
 #include <map>
 #include <vector>
 
@@ skipping 1119 matching lines @@
   sync_js_controller_.AttachJsBackend(js_backend);
   debug_info_listener_ = debug_info_listener;
 
   SigninClient* signin_client =
       ChromeSigninClientFactory::GetForProfile(profile_);
   DCHECK(signin_client);
   std::string signin_scoped_device_id =
       signin_client->GetSigninScopedDeviceId();
 
   // Initialize local device info.
-  local_device_->Initialize(cache_guid, signin_scoped_device_id);
+  local_device_->Initialize(cache_guid, signin_scoped_device_id,
+                            content::BrowserThread::GetBlockingPool());
 
   if (backend_mode_ == BACKUP || backend_mode_ == ROLLBACK)
     ConfigureDataTypeManager();
   else
     PostBackendInitialization();
 }
 
 void ProfileSyncService::OnSyncCycleCompleted() {
   UpdateLastSyncedTime();
   if (IsDataTypeControllerRunning(syncer::SESSIONS)) {
@@ skipping 1580 matching lines @@
 }
 
 std::string ProfileSyncService::unrecoverable_error_message() const {
   return unrecoverable_error_message_;
 }
 
 tracked_objects::Location ProfileSyncService::unrecoverable_error_location()
     const {
   return unrecoverable_error_location_;
 }