Draft: Dispatching extension events to stopped extension SW.

content/public/test/service_worker_test_helpers.h

+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_PUBLIC_TEST_SERVICE_WORKER_TEST_OBSERVER_H_
+#define CONTENT_PUBLIC_TEST_SERVICE_WORKER_TEST_OBSERVER_H_
+
+#include "base/callback_forward.h"
+
+class GURL;
+namespace content {
+
+class ServiceWorkerContext;
+
+// Stops a running service worker at origin |origin|.
+// Can be called from UI/IO thread. |complete_callback_ui| is called back on UI.
+void StopServiceWorkerAtOrigin(ServiceWorkerContext* context,
+                               const GURL& origin,
+                               base::OnceClosure complete_callback_ui);
+
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_TEST_SERVICE_WORKER_TEST_OBSERVER_H_