Created initial multi-item notification view

ui/message_center/message_view_multiple.h

+// 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 UI_MESSAGE_CENTER_MESSAGE_VIEW_MULTIPLE_H_
+#define UI_MESSAGE_CENTER_MESSAGE_VIEW_MULTIPLE_H_
+
+#include "ui/message_center/message_view.h"
+#include "ui/message_center/notification_list.h"
+
+namespace message_center {
+
+// An early version of the multiple message notification view.
+//
+// TODO(dharcourt): Rename MessageCenter and MessageView* to NotificationCenter
+// and NotificationView*?
+class MessageViewMultiple : public MessageView {
+ public:
+  MessageViewMultiple(NotificationList::Delegate* list_delegate,
+                      const NotificationList::Notification& notification);
+  virtual ~MessageViewMultiple();
+
+  // MessageView
+  virtual void SetUpView() OVERRIDE;
+
+ protected:
+  MessageViewMultiple();
+
+  DISALLOW_COPY_AND_ASSIGN(MessageViewMultiple);
+
+ private:
+};
+
+}  // namespace message_center
+
+#endif // UI_MESSAGE_CENTER_MESSAGE_VIEW_MULTIPLE_H_