Implement createfailed event for <extensionoptions>

chrome/test/data/extensions/api_test/extension_options/embed_invalid/test.js

+// 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.
+
+chrome.test.runTests([
+  function cannotEmbedInvalidExtensionId() {
+    var done = chrome.test.callbackAdded();
+    var extensionoptions = document.createElement('extensionoptions');
+    extensionoptions.addEventListener('createfailed', function() {
+      document.body.removeChild(extensionoptions);
+      done();
+    });
+    extensionoptions.addEventListener('load', function () {
+      document.body.removeChild(extensionoptions);
+      chrome.test.fail();
+    });
+    extensionoptions.setAttribute('extension',
+                                  'thisisprobablynotrealextensionid');
+    document.body.appendChild(extensionoptions);
+  },
+
+  function cannotEmbedSelfIfNoOptionsPage() {
+    var done = chrome.test.callbackAdded();
+    var extensionoptions = document.createElement('extensionoptions');
+    extensionoptions.addEventListener('createfailed', function() {
+      document.body.removeChild(extensionoptions);
+      done();
+    });
+    extensionoptions.addEventListener('load', function () {
+      document.body.removeChild(extensionoptions);
+      chrome.test.fail();
+    });
+    extensionoptions.setAttribute('extension', chrome.runtime.id);
+    document.body.appendChild(extensionoptions);

[not at google - send to devlin, 2014/08/06 21:51:10]

these are basically the same test. you could have a function outside here like
testCannotEmbedExtensionId then call that firstly with 'thisisprobably...' and
secondly with chrome.runtime.id.

[ericzeng, 2014/08/06 23:49:24]

Done.

+  }
+]);