Implement message center on Windows

chrome/browser/notifications/notification_ui_manager.cc

 // 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.
 
 #include "chrome/browser/notifications/notification_ui_manager.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/notifications/balloon_notification_ui_manager.h"
 #include "chrome/common/chrome_switches.h"
 
 #if defined(ENABLE_MESSAGE_CENTER)
 #include "chrome/browser/notifications/message_center_notification_manager.h"
+#include "chrome/browser/ui/message_center/message_center_util.h"
 #endif
 
 // static
 bool NotificationUIManager::DelegatesToMessageCenter() {
 #if defined(ENABLE_MESSAGE_CENTER)
   return CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kEnableRichNotifications);
 #else
   return false;
 #endif
 }
 
 #if !defined(OS_MACOSX)
 // static
 NotificationUIManager* NotificationUIManager::Create(PrefService* local_state) {
 #if defined(ENABLE_MESSAGE_CENTER)
-  if (DelegatesToMessageCenter())
-    return new MessageCenterNotificationManager();
+  if (DelegatesToMessageCenter()) {
+    // Instantiates the singleton message center tray object.
+    chrome::GetMessageCenterTray();
+    // TODO(dewittj): Enable this when MessageCenterNotificationManager does
+    // something.
+    //   return new MessageCenterNotificationManager();

[Pete Williamson, 2013/01/23 19:52:16]

Generally we don't check in commented out code, even if we plan to re-enable it
later, we just have a TODO comment that says what we need to do someday.

[dewittj, 2013/01/23 22:07:51]

This has been fixed in later patchsets.

+  }
 #endif
   BalloonNotificationUIManager* balloon_manager =
       new BalloonNotificationUIManager(local_state);
   balloon_manager->SetBalloonCollection(BalloonCollection::Create());
   return balloon_manager;
 }
 #endif