Enabling access notifications for login wizard

chrome/browser/chromeos/login/wizard_accessibility_handler.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_WIZARD_ACCESSIBILITY_HANDLER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_WIZARD_ACCESSIBILITY_HANDLER_H_
 #pragma once
 
 #include "chrome/common/notification_observer.h"
 #include "chrome/common/notification_source.h"
 #include "chrome/common/notification_type.h"
 
 // Class that handles the accessibility notifications and generates
 // appropriate spoken/audio feedback.
 class WizardAccessibilityHandler : public NotificationObserver {
+ public:
+  // Speaks the specified string.
+  void Speak(const char* speak_str, bool queue, bool interruptible);
+
  private:
-  // Speaks the specified string.
-  void Speak(const char* speak_str);
 
   // Override from NotificationObserver.
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 };
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WIZARD_ACCESSIBILITY_HANDLER_H_