Shut down the ServiceWorker system as the browser's shutting down.

chrome/browser/chrome_service_worker_browsertest.cc

+// Copyright 2014 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.
+
+// This file tests that Service Workers (a Content feature) work in the Chromium
+// embedder.
+
+#include "base/bind.h"
+#include "base/files/scoped_temp_dir.h"
+#include "base/numerics/safe_conversions.h"
+#include "base/run_loop.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "content/public/browser/browser_context.h"
+#include "content/public/browser/service_worker_context.h"
+#include "content/public/browser/storage_partition.h"
+#include "content/public/browser/web_contents.h"
+#include "net/test/embedded_test_server/embedded_test_server.h"
+
+namespace {
+
+class ChromeServiceWorkerTest : public InProcessBrowserTest {
+ protected:
+  ChromeServiceWorkerTest() {
+    EXPECT_TRUE(service_worker_dir_.CreateUniqueTempDir());
+  }
+
+  void WriteFile(const base::FilePath::StringType& filename,
+                 base::StringPiece contents) {
+    EXPECT_EQ(base::checked_cast<int>(contents.size()),
+              base::WriteFile(service_worker_dir_.path().Append(filename),
+                              contents.data(),
+                              contents.size()));
+  }
+
+  base::ScopedTempDir service_worker_dir_;
+};
+
+static void ExpectResultAndRun(bool expected,
+                               const base::Closure& continuation,
+                               bool actual) {
+  EXPECT_EQ(expected, actual);
+  continuation.Run();
+}
+
+// http://crbug.com/368570
+IN_PROC_BROWSER_TEST_F(ChromeServiceWorkerTest,
+                       CanShutDownWithRegisteredServiceWorker) {
+  WriteFile(FILE_PATH_LITERAL("service_worker.js"), "");
+
+  embedded_test_server()->ServeFilesFromDirectory(service_worker_dir_.path());
+  ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
+
+  content::ServiceWorkerContext* sw_context =
+      content::BrowserContext::GetDefaultStoragePartition(browser()->profile())
+          ->GetServiceWorkerContext();
+
+  base::RunLoop run_loop;
+  sw_context->RegisterServiceWorker(
+      embedded_test_server()->GetURL("/*"),
+      embedded_test_server()->GetURL("/service_worker.js"),
+      base::Bind(&ExpectResultAndRun, true, run_loop.QuitClosure()));
+  run_loop.Run();
+
+  // Leave the Service Worker registered, and make sure that the browser can
+  // shut down without DCHECK'ing. It'd be nice to check here that the SW is
+  // actually occupying a process, but we don't yet have the public interface to
+  // do that.
+}
+
+}  // namespace