[WebAPKs] Plumb service worker scope to notifications

content/child/notifications/notification_manager.cc

Index: content/child/notifications/notification_manager.cc
diff --git a/content/child/notifications/notification_manager.cc b/content/child/notifications/notification_manager.cc
index ed5642482ca84a12b9d2d30dcc8baf9c40a8540d..5d5fb61b8e209a69e00f7f673adad74fe65e948f 100644
--- a/content/child/notifications/notification_manager.cc
+++ b/content/child/notifications/notification_manager.cc
@@ -138,11 +138,16 @@ void NotificationManager::showPersistent(
   // TODO(mkwst): This is potentially doing the wrong thing with unique
   // origins. Perhaps also 'file:', 'blob:' and 'filesystem:'. See
   // https://crbug.com/490074 for detail.
-  thread_safe_sender_->Send(new PlatformNotificationHostMsg_ShowPersistent(
-      request_id, service_worker_registration_id,
-      blink::WebStringToGURL(origin.toString()),
-      ToPlatformNotificationData(notification_data),
-      ToNotificationResources(std::move(notification_resources))));
+  PlatformNotificationHostMsg_ShowPersistent_Params params;
+  params.request_id = request_id;
+  params.service_worker_registration_id = service_worker_registration_id;
+  params.service_worker_scope = service_worker_registration->scope();
+  params.origin = blink::WebStringToGURL(origin.toString());
+  params.notification_data = ToPlatformNotificationData(notification_data);
+  params.notification_resources =
+      ToNotificationResources(std::move(notification_resources));
+  thread_safe_sender_->Send(
+      new PlatformNotificationHostMsg_ShowPersistent(params));
 }
 
 void NotificationManager::getNotifications(