This in line class is used to handle weak events to avoid memory leaks.
Inheritance: System.Windows.WeakEventManager
 /// <summary>
 /// Detach an WeakEventListener to the <see cref="LocalizeDictionary"/>
 /// </summary>
 /// <param name="listener">The listener to detach</param>
 public void RemoveEventListener(IWeakEventListener listener)
 {
     // calls RemoveListener from the inline WeakCultureChangedEventManager
     WeakCultureChangedEventManager.RemoveListener(listener);
 }
 /// <summary>
 /// Attach an WeakEventListener to the <see cref="LocalizeDictionary"/>
 /// </summary>
 /// <param name="listener">The listener to attach</param>
 public void AddEventListener(IWeakEventListener listener)
 {
     // calls AddListener from the inline WeakCultureChangedEventManager
     WeakCultureChangedEventManager.AddListener(listener);
 }