Update cached kiosk app crx from usb stick.

chrome/browser/chromeos/ui/kiosk_external_update_notification.h

+// 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_UI_KIOSK_EXTERNAL_UPDATE_NOTIFICATION_H_
+#define CHROME_BROWSER_CHROMEOS_UI_KIOSK_EXTERNAL_UPDATE_NOTIFICATION_H_
+
+#include "base/macros.h"
+#include "base/strings/string16.h"
+
+namespace chromeos {
+
+class KioskExternalUpdateNotificationView;
+
+// Provides the UI showing kiosk external update status to admin.
+class KioskExternalUpdateNotification {
+ public:
+  explicit KioskExternalUpdateNotification(const base::string16& message);
+  virtual ~KioskExternalUpdateNotification();
+
+  void ShowMessage(const base::string16& message);
+
+  // Dismisses the notication UI.
+  void Dismiss();
+
+ private:
+  void CreateAndShowNotificationView(const base::string16& message);
+
+  KioskExternalUpdateNotificationView* view_;  // Owned by views hierarchy.
+
+  DISALLOW_COPY_AND_ASSIGN(KioskExternalUpdateNotification);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_UI_KIOSK_EXTERNAL_UPDATE_NOTIFICATION_H_