extensions: focus options overlay content when shown.

chrome/browser/ui/webui/extensions/extension_settings_browsertest.js

 // Copyright (c) 2012 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.
 
 // TODO(dbeam): test for loading upacked extensions?
 
 GEN('#include "chrome/browser/ui/webui/extensions/' +
     'extension_settings_browsertest.h"');
 
 /**
@@ skipping 111 matching lines @@
 
   /** @override */
   typedefCppFixture: 'ExtensionSettingsUIBrowserTest',
 
   /** @override */
   testGenPreamble: function() {
     GEN('  InstallGoodExtension();');
   }
 };
 
-TEST_F('ExtensionSettingsWebUITestWithExtensionInstalled',
-       'baseAccessibilityIsOk', function() {
+/** @this {ExtensionSettingsWebUITestWithExtensionInstalled} */
+function runAudit() {
   assertEquals(this.browsePreload, document.location.href);
   this.runAccessibilityAudit();
-});
+}
+
+TEST_F('ExtensionSettingsWebUITestWithExtensionInstalled',
+       'baseAccessibilityIsOk', runAudit);
 
 /**
  * @constructor
  * @extends {ExtensionSettingsWebUITestWithExtensionInstalled}
  */
 function ManagedExtensionSettingsWebUITest() {}
 
 ManagedExtensionSettingsWebUITest.prototype = {
   __proto__: ExtensionSettingsWebUITestWithExtensionInstalled.prototype,
 
   /** @override */
   testGenPreamble: function() {
     GEN('  AddManagedPolicyProvider();');
     ExtensionSettingsWebUITestWithExtensionInstalled.prototype.testGenPreamble.
         call(this);
   },
 };
 
-TEST_F('ManagedExtensionSettingsWebUITest', 'testAccessibility', function() {
-  assertEquals(this.browsePreload, document.location.href);
-  this.runAccessibilityAudit();
-});
+TEST_F('ManagedExtensionSettingsWebUITest', 'testAccessibility', runAudit);
+
+/**
+ * @constructor
+ * @extends {ExtensionSettingsWebUITestWithExtensionInstalled}
+ */
+function ExtensionOptionsDialogsWebUITest() {}
+
+ExtensionOptionsDialogsWebUITest.prototype = {
+  __proto__: ExtensionSettingsWebUITestWithExtensionInstalled.prototype,
+
+  /** @override */
+  browsePreload: ExtensionSettingsWebUITest.prototype.browsePreload +
+      '?options=ldnnhddmnhbkjipkidpdiheffobcpfmf',
+};
+
+TEST_F('ExtensionOptionsDialogsWebUITest', 'testAccessibility', runAudit);