namespace System.Collections.Specialized
{
    public abstract class NameObjectCollectionBase : ICollection, IEnumerable, IDeserializationCallback, ISerializable
    {
        [Obsolete("This constructor has been deprecated. Use NameObjectCollectionBase(IEqualityComparer) instead.")]
        protected NameObjectCollectionBase(IHashCodeProvider? hashProvider, IComparer? comparer);
    }
}