Fix Item::unreadCountChanged() emit in wrong place

src/base/rss/rss_folder.cpp

@@ -105,12 +105,6 @@ void Folder::handleItemUnreadCountChanged()
     emit unreadCountChanged(this);
 }
 
-void Folder::handleItemAboutToBeDestroyed(Item *item)
-{
-    if (item->unreadCount() > 0)
-        emit unreadCountChanged(this);
-}
-
 void Folder::cleanup()
 {
     foreach (Item *item, items())
@@ -127,7 +121,6 @@ void Folder::addItem(Item *item)
     connect(item, &Item::articleRead, this, &Item::articleRead);
     connect(item, &Item::articleAboutToBeRemoved, this, &Item::articleAboutToBeRemoved);
     connect(item, &Item::unreadCountChanged, this, &Folder::handleItemUnreadCountChanged);
-    connect(item, &Item::aboutToBeDestroyed, this, &Folder::handleItemAboutToBeDestroyed);
     emit unreadCountChanged(this);
 }
 

src/base/rss/rss_folder.h

@@ -59,7 +59,6 @@ namespace RSS
 
     private slots:
         void handleItemUnreadCountChanged();
-        void handleItemAboutToBeDestroyed(Item *item);
 
     private:
         void cleanup() override;