service worker: Persist NavigationPreloadState

content/browser/service_worker/service_worker_dispatcher_host.h

Index: content/browser/service_worker/service_worker_dispatcher_host.h
diff --git a/content/browser/service_worker/service_worker_dispatcher_host.h b/content/browser/service_worker/service_worker_dispatcher_host.h
index 5037c370c96db8a3e629eaf69a8b412d80825c9f..0814051ba768423ac93da1084e18fce368b338b4 100644
--- a/content/browser/service_worker/service_worker_dispatcher_host.h
+++ b/content/browser/service_worker/service_worker_dispatcher_host.h
@@ -259,6 +259,17 @@ class CONTENT_EXPORT ServiceWorkerDispatcherHost
       ProviderStatus* out_status,
       int provider_id);
 
+  void DidUpdateNavigationPreloadEnabled(int thread_id,
+                                         int request_id,
+                                         int registration_id,
+                                         bool enable,
+                                         ServiceWorkerStatusCode status);
+  void DidUpdateNavigationPreloadHeader(int thread_id,
+                                        int request_id,
+                                        int registration_id,
+                                        const std::string& value,
+                                        ServiceWorkerStatusCode status);
+
   const int render_process_id_;
   MessagePortMessageFilter* const message_port_message_filter_;
   ResourceContext* resource_context_;