ServiceWorker: Ensure live registration during starting worker

content/browser/service_worker/service_worker_version.h

Index: content/browser/service_worker/service_worker_version.h
diff --git a/content/browser/service_worker/service_worker_version.h b/content/browser/service_worker/service_worker_version.h
index 8af56858eb40c37d350b3726e9244598cff3fed3..40417c720d8e0c925ec2474c2649f3d0f64ce284 100644
--- a/content/browser/service_worker/service_worker_version.h
+++ b/content/browser/service_worker/service_worker_version.h
@@ -339,7 +339,14 @@ class CONTENT_EXPORT ServiceWorkerVersion
                               const GURL& source_url) override;
   bool OnMessageReceived(const IPC::Message& message) override;
 
-  void OnStartSentAndScriptEvaluated(ServiceWorkerStatusCode status);
+  void DidEnsureLiveRegistration(
+      bool pause_after_download,
+      const StatusCallback& callback,
+      ServiceWorkerStatusCode status,
+      const scoped_refptr<ServiceWorkerRegistration>& protect);
+  void OnStartSentAndScriptEvaluated(
+      scoped_refptr<ServiceWorkerRegistration> protect,
+      ServiceWorkerStatusCode status);
 
   void DispatchInstallEventAfterStartWorker(const StatusCallback& callback);
   void DispatchActivateEventAfterStartWorker(const StatusCallback& callback);