[BackgroundSync] Add browser side support for SyncRegistration.done

content/browser/background_sync/background_sync_service_impl.h

 // Copyright 2015 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 CONTENT_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_SERVICE_IMPL_H_
 #define CONTENT_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_SERVICE_IMPL_H_
 
 #include "base/id_map.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_vector.h"
@@ skipping 35 matching lines @@
                         const GetRegistrationsCallback& callback) override;
   void GetPermissionStatus(
       BackgroundSyncPeriodicity periodicity,
       int64_t sw_registration_id,
       const GetPermissionStatusCallback& callback) override;
   void DuplicateRegistrationHandle(
       BackgroundSyncRegistrationHandle::HandleId handle_id,
       const DuplicateRegistrationHandleCallback& callback) override;
   void ReleaseRegistration(
       BackgroundSyncRegistrationHandle::HandleId handle_id) override;
+  void NotifyWhenDone(BackgroundSyncRegistrationHandle::HandleId handle_id,
+                      const NotifyWhenDoneCallback& callback) override;
 
   void OnRegisterResult(const RegisterCallback& callback,
                         BackgroundSyncStatus status,
                         scoped_ptr<BackgroundSyncRegistrationHandle> result);
   void OnUnregisterResult(const UnregisterCallback& callback,
                           BackgroundSyncStatus status);
   void OnGetRegistrationsResult(
       const GetRegistrationsCallback& callback,
       BackgroundSyncStatus status,
       scoped_ptr<ScopedVector<BackgroundSyncRegistrationHandle>> result);
+  void OnNotifyWhenDoneResult(const NotifyWhenDoneCallback& callback,
+                              BackgroundSyncStatus status,
+                              BackgroundSyncState sync_state);
 
   // Called when an error is detected on binding_.
   void OnConnectionError();
 
   // background_sync_context_ owns this.
   BackgroundSyncContextImpl* background_sync_context_;
 
   mojo::Binding<BackgroundSyncService> binding_;
 
   // The registrations that the client might reference.
   IDMap<BackgroundSyncRegistrationHandle, IDMapOwnPointer> active_handles_;
 
   base::WeakPtrFactory<BackgroundSyncServiceImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundSyncServiceImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_SERVICE_IMPL_H_