Enabling access notifications for login wizard

chrome/browser/chromeos/login/screen_lock_view.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/browser/chromeos/login/screen_lock_view.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/chromeos/login/helper.h"
 #include "chrome/browser/chromeos/login/rounded_rect_painter.h"
 #include "chrome/browser/chromeos/login/screen_locker.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/login/user_view.h"
+#include "chrome/browser/chromeos/login/wizard_accessibility_helper.h"
+#include "chrome/browser/profile_manager.h"
 #include "chrome/common/notification_service.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "views/background.h"
 #include "views/border.h"
 #include "views/controls/button/text_button.h"
 #include "views/controls/image_view.h"
 #include "views/controls/label.h"
 #include "views/grid_layout.h"
 
@@ skipping 183 matching lines @@
   if (type != NotificationType::LOGIN_USER_IMAGE_CHANGED || !user_view_)
     return;
 
   UserManager::User* user = Details<UserManager::User>(details).ptr();
   if (screen_locker_->user().email() != user->email())
     return;
 
   user_view_->SetImage(user->image());
 }
 
+void ScreenLockView::ViewHierarchyChanged(bool is_add,
+                                          views::View* parent,
+                                          views::View* child) {
+  if (is_add && this == child)
+    WizardAccessibilityHelper::GetInstance()->MaybeEnableAccessibility(this);
+}
 }  // namespace chromeos