[Extension ServiceWorkers] Allow service worker registration

chrome/test/data/extensions/api_test/service_worker/fetch/page.js

Index: chrome/test/data/extensions/api_test/service_worker/fetch/page.js
diff --git a/chrome/test/data/extensions/api_test/service_worker/fetch/page.js b/chrome/test/data/extensions/api_test/service_worker/fetch/page.js
new file mode 100644
index 0000000000000000000000000000000000000000..86afc45981c5ed97f82f30ffc24023875568986c
--- /dev/null
+++ b/chrome/test/data/extensions/api_test/service_worker/fetch/page.js
@@ -0,0 +1,21 @@
+// Copyright 2015 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.
+
+var logForDebugging = false;
+function log(message) {
+  if (logForDebugging)
+    console.log(message);
+}
+navigator.serviceWorker.register('/sw.js').then(function(registration) {
+  // Registration was successful
+  log('ServiceWorker registration successful with scope: ',
+      registration.scope);
+  chrome.test.succeed();
+}).catch(function(err) {
+  // registration failed :(
+  var errorMsg = err.name + ': ' + err.message;
+  log('ServiceWorker registration failed: ' + errorMsg);
+  chrome.test.fail();
+});
+