Prerender: Confirm ServiceWorkers are invoked for NoState Prefetch

content/public/browser/service_worker_context.h

Index: content/public/browser/service_worker_context.h
diff --git a/content/public/browser/service_worker_context.h b/content/public/browser/service_worker_context.h
index c095f9d1314c7fe028441bb19479c2f73d4fc99e..fcc08b1d1779c8952d085a1278c94689ca443650 100644
--- a/content/public/browser/service_worker_context.h
+++ b/content/public/browser/service_worker_context.h
@@ -125,6 +125,11 @@ class ServiceWorkerContext {
   // This function can be called from any thread.
   virtual void StopAllServiceWorkersForOrigin(const GURL& origin) = 0;
 
+  // Kills all running workers on the given |origin| using
+  // RenderProcessHost.Shutdown with exit code RESULT_CODE_KILLED. The shutdowns
+  // are synchronous; this will wait for shutdowns to finish.
+  virtual void KillAllServiceWorkersForOrigin(const GURL& origin) = 0;
+
   // Stops all running service workers and unregisters all service worker
   // registrations. This method is used in LayoutTests to make sure that the
   // existing service worker will not affect the succeeding tests.