Move NotificationDelegate into message_center.

ui/message_center/fake_message_center.cc

 // Copyright 2013 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.
 
 #include "ui/message_center/fake_message_center.h"
 #include "ui/message_center/notification_list.h"
 
 namespace message_center {
 
 FakeMessageCenter::FakeMessageCenter() {
@@ skipping 40 matching lines @@
   return NotificationList::PopupNotifications();
 }
 
 void FakeMessageCenter::AddNotification(
     NotificationType type,
     const std::string& id,
     const string16& title,
     const string16& message,
     const string16& display_source,
     const std::string& extension_id,
-    const base::DictionaryValue* optional_fields) {
-}
+    const base::DictionaryValue* optional_fields,
+    NotificationDelegate* delegate) {}
 
 void FakeMessageCenter::UpdateNotification(
     const std::string& old_id,
     const std::string& new_id,
     const string16& title,
     const string16& message,
     const base::DictionaryValue* optional_fields) {
 }
 
 void FakeMessageCenter::RemoveNotification(const std::string& id,
@@ skipping 51 matching lines @@
 }
 
 void FakeMessageCenter::EnterQuietModeWithExpire(
     const base::TimeDelta& expires_in) {
 }
 
 void FakeMessageCenter::SetMessageCenterVisible(bool visible) {
 }
 
 }  // namespace message_center