Add non-blocking sync code to ProfileSyncService

chrome/browser/sync/glue/sync_backend_host_mock.h

 // 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.
 
 #ifndef CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_MOCK_H_
 #define CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_MOCK_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 54 matching lines @@
 
   virtual void EnableEncryptEverything() OVERRIDE;
 
   virtual void ActivateDataType(
       syncer::ModelType type, syncer::ModelSafeGroup group,
       ChangeProcessor* change_processor) OVERRIDE;
   virtual void DeactivateDataType(syncer::ModelType type) OVERRIDE;
 
   virtual syncer::UserShare* GetUserShare() const OVERRIDE;
 
+  virtual syncer::SyncCoreProxy GetSyncCoreProxy() OVERRIDE;
+
   virtual Status GetDetailedStatus() OVERRIDE;
 
   virtual syncer::sessions::SyncSessionSnapshot
       GetLastSessionSnapshot() const OVERRIDE;
 
   virtual bool HasUnsyncedItems() const OVERRIDE;
 
   virtual bool IsNigoriEnabled() const OVERRIDE;
 
   virtual syncer::PassphraseType GetPassphraseType() const OVERRIDE;
@@ skipping 15 matching lines @@
 
   void set_fail_initial_download(bool should_fail);
 
  private:
   bool fail_initial_download_;
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_MOCK_H_