[Extension ServiceWorkers] Allow service worker registration

chrome/test/data/extensions/api_test/service_worker/register/test.js

 // 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);
-}
-
-chrome.test.runTests([
-  function registerServiceWorker() {
-    navigator.serviceWorker.register('/sw.js').then(function(registration) {
-      // Registration was successful
-      log('ServiceWorker registration successful with scope: ',
-          registration.scope);
-      chrome.test.sendMessage("success");
-      chrome.test.succeed();
-    }).catch(function(err) {
-      // registration failed :(
-      var errorMsg = err.name + ': ' + err.message;
-      log('ServiceWorker registration failed: ' + errorMsg);
-      chrome.test.sendMessage(errorMsg);
-      chrome.test.fail();
-    });
-  }
-]);
+chrome.tabs.create({url: chrome.extension.getURL("page.html")});