Add a test to cover service worker update codepath when extension is updated

content/browser/service_worker/service_worker_context_wrapper.h

Index: content/browser/service_worker/service_worker_context_wrapper.h
diff --git a/content/browser/service_worker/service_worker_context_wrapper.h b/content/browser/service_worker/service_worker_context_wrapper.h
index 37a8d2483fd5aa6abfd12af18616e78421d7db6f..253344d3b5ff636601171c15f514b1cffa6da626 100644
--- a/content/browser/service_worker/service_worker_context_wrapper.h
+++ b/content/browser/service_worker/service_worker_context_wrapper.h
@@ -91,6 +91,7 @@ class CONTENT_EXPORT ServiceWorkerContextWrapper
   void GetAllOriginsInfo(const GetUsageInfoCallback& callback) override;
   void DeleteForOrigin(const GURL& origin,
                        const ResultCallback& callback) override;
+  void SetForceUpdateOnPageLoadForOrigin(const GURL& origin) override;
   void CheckHasServiceWorker(
       const GURL& url,
       const GURL& other_url,
@@ -185,6 +186,10 @@ class CONTENT_EXPORT ServiceWorkerContextWrapper
       const GetUsageInfoCallback& callback,
       const std::vector<ServiceWorkerRegistrationInfo>& registrations);
 
+  void DidGetRegistrationsForForceUpdateForOrigin(
+      const std::vector<scoped_refptr<ServiceWorkerRegistration>>&
+          registrations);
+
   void DidCheckHasServiceWorker(const CheckHasServiceWorkerCallback& callback,
                                 bool has_service_worker);