Implement message center on Windows

chrome/browser/ui/views/balloon_collection_impl_win.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 CHROME_BROWSER_UI_VIEWS_ASH_BALLOON_COLLECTION_IMPL_ASH_H_
-#define CHROME_BROWSER_UI_VIEWS_ASH_BALLOON_COLLECTION_IMPL_ASH_H_
+#ifndef CHROME_BROWSER_UI_VIEWS_BALLOON_COLLECTION_IMPL_WIN_H_
+#define CHROME_BROWSER_UI_VIEWS_BALLOON_COLLECTION_IMPL_WIN_H_
 
 #include <set>
 
-#include "chrome/browser/chromeos/notifications/balloon_view_host_chromeos.h"  // MessageCallback
 #include "chrome/browser/notifications/balloon_collection_impl.h"
 #include "ui/message_center/message_center.h"
 
+namespace extensions {
+class Extension;
+}
+
 // Wrapper on top of ::BalloonCollectionImpl to provide integration between
-// the Chrome notification UI and Ash notifications (ash::WebNotificationTray).
-class BalloonCollectionImplAsh
+// the Chrome notification UI and Windows notifications
+// (ui::MessageCenterTrayHostWin).
+class BalloonCollectionImplWin
     : public BalloonCollectionImpl,
       public message_center::MessageCenter::Delegate {
  public:
-  BalloonCollectionImplAsh();
-  virtual ~BalloonCollectionImplAsh();
+  BalloonCollectionImplWin();
+  virtual ~BalloonCollectionImplWin();
 
   // Overridden from BalloonCollectionImpl.
   virtual void Add(const Notification& notification,
                    Profile* profile) OVERRIDE;
   virtual bool HasSpace() const OVERRIDE;
 
   // Overridden from MessageCenter::Delegate.
   virtual void NotificationRemoved(const std::string& notification_id) OVERRIDE;
   virtual void DisableExtension(const std::string& notification_id) OVERRIDE;
   virtual void DisableNotificationsFromSource(
       const std::string& notification_id) OVERRIDE;
   virtual void ShowSettings(const std::string& notification_id) OVERRIDE;
   virtual void OnClicked(const std::string& notification_id) OVERRIDE;
   virtual void OnButtonClicked(const std::string& notification_id,
                                int button_index) OVERRIDE;
 
-  // Adds a callback for WebUI message. Returns true if the callback
-  // is succssfully registered, or false otherwise. It fails to add if
-  // there is no notification that matches NotificationDelegate::id(),
-  // or a callback for given message already exists. The callback
-  // object is owned and deleted by callee.
-  bool AddWebUIMessageCallback(
-      const Notification& notification,
-      const std::string& message,
-      const chromeos::BalloonViewHost::MessageCallback& callback);
-
   // Updates the notification's content. It uses
   // NotificationDelegate::id() to check the equality of notifications.
   // Returns true if the notification has been updated. False if
   // no corresponding notification is found. This will not change the
   // visibility of the notification.
   bool UpdateNotification(const Notification& notification);
 
-  // On Ash this behaves the same as UpdateNotification.
+  // On Win this behaves the same as UpdateNotification.
   bool UpdateAndShowNotification(const Notification& notification);
 
  protected:
   // Creates a new balloon. Overridable by unit tests.  The caller is
   // responsible for freeing the pointer returned.
   virtual Balloon* MakeBalloon(const Notification& notification,
                                Profile* profile) OVERRIDE;
 
   const extensions::Extension* GetBalloonExtension(Balloon* balloon);
 
  private:
-  DISALLOW_COPY_AND_ASSIGN(BalloonCollectionImplAsh);
+  DISALLOW_COPY_AND_ASSIGN(BalloonCollectionImplWin);
 };
 
-#endif  // CHROME_BROWSER_UI_VIEWS_ASH_BALLOON_COLLECTION_IMPL_ASH_H_
+#endif  // CHROME_BROWSER_UI_VIEWS_BALLOON_COLLECTION_IMPL_WIN_H_