Added KioskModeAppPack proto.

chrome/browser/policy/app_pack_updater.h

Index: chrome/browser/policy/app_pack_updater.h
diff --git a/chrome/browser/policy/app_pack_updater.h b/chrome/browser/policy/app_pack_updater.h
new file mode 100644
index 0000000000000000000000000000000000000000..741a3c4d92ffc8825008ff874bc540bf529955b7
--- /dev/null
+++ b/chrome/browser/policy/app_pack_updater.h
@@ -0,0 +1,22 @@
+// 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.
+
+#ifndef CHROME_BROWSER_POLICY_APP_PACK_UPDATER_H_
+#define CHROME_BROWSER_POLICY_APP_PACK_UPDATER_H_
+#pragma once
+
+namespace policy {
+
+// Work in progress: http://crosbug.com/25463
+class AppPackUpdater {
+ public:
+  // Keys for the entries in the KioskModeAppPack dictionary policy.
+  static const char kExtensionId[];
+  static const char kUpdateUrl[];
+  static const char kKeyChecksum[];
+};
+
+}  // namespace policy
+
+#endif  // CHROME_BROWSER_POLICY_APP_PACK_UPDATER_H_