Add IPC messages for ARC notification

chrome/browser/chromeos/arc/notification/arc_notification_manager.h

Index: chrome/browser/chromeos/arc/notification/arc_notification_manager.h
diff --git a/chrome/browser/chromeos/arc/notification/arc_notification_manager.h b/chrome/browser/chromeos/arc/notification/arc_notification_manager.h
new file mode 100644
index 0000000000000000000000000000000000000000..54c4e32111301c44b063f30d22095802785290ea
--- /dev/null
+++ b/chrome/browser/chromeos/arc/notification/arc_notification_manager.h
@@ -0,0 +1,39 @@
+// Copyright 2015 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_ARC_NOTIFICATION_ARC_NOTIFICATION_MANAGER_H_
+#define CHROME_BROWSER_CHROMEOS_ARC_NOTIFICATION_ARC_NOTIFICATION_MANAGER_H_
+
+#include <set>
+#include <string>
+
+#include "components/arc/arc_bridge_service.h"
+#include "components/arc/common/arc_notification_types.h"
+
+namespace chromeos {
+
+class ArcNotificationItem;
+
+class ArcNotificationManager : public arc::ArcBridgeService::Observer {
+ public:
+  ArcNotificationManager();
+  ~ArcNotificationManager() override;
+
+  // arc::ArcBridgeService::Observer implementation
+  void OnNotificationPostedFromAndroid(
+      const arc::ArcNotificationData& data) override;
+  void OnNotificationRemovedFromAndroid(const std::string& key) override;
+
+  // Methods called from ArcNotificationItem.
+  void NotifyNotificationRemovedFromChrome(const std::string& key);
+  void NotifyNotificationClickedFromChrome(const std::string& key);
+
+ private:
+  typedef std::map<std::string, ArcNotificationItem*> Items;
+  Items items_;
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_ARC_NOTIFICATION_ARC_NOTIFICATION_MANAGER_H_