Move sync notifier contruction out of syncer thread.

chrome/browser/sync/glue/sync_backend_host.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_
 #define CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 14 matching lines @@
 #include "chrome/browser/sync/glue/ui_model_worker.h"
 #include "chrome/browser/sync/js_event_router.h"
 #include "chrome/browser/sync/syncable/model_type.h"
 #include "chrome/common/net/gaia/google_service_auth_error.h"
 #include "googleurl/src/gurl.h"
 #include "net/url_request/url_request_context_getter.h"
 
 class CancelableTask;
 class Profile;
 
+namespace sync_notifier {
+class SyncNotifier;
+}  // namespace sync_notifier
+
 namespace browser_sync {
 
 namespace sessions {
 struct SyncSessionSnapshot;
 }
 
 class ChangeProcessor;
 class DataTypeController;
 class JsArgList;
 
@@ skipping 447 matching lines @@
 
     // Our parent SyncBackendHost
     SyncBackendHost* host_;
 
     // The timer used to periodically call SaveChanges.
     base::RepeatingTimer<Core> save_changes_timer_;
 
     // The top-level syncapi entry point.
     scoped_ptr<sync_api::SyncManager> syncapi_;
 
+    scoped_ptr<sync_notifier::SyncNotifier> sync_notifier_;
+
     JsSyncManagerObserver sync_manager_observer_;
 
     JsEventRouter* parent_router_;
 
     // Denotes if the core is currently attempting to set a passphrase. While
     // this is true, OnPassphraseRequired calls are dropped.
     // Note: after initialization, this variable should only ever be accessed or
     // modified from within the frontend_loop_ (UI thread).
     bool processing_passphrase_;
 
@@ skipping 123 matching lines @@
 
   // Whether we've processed the initialization complete callback.
   bool syncapi_initialized_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncBackendHost);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_