namespace System.Collections.ObjectModel
{
    [DebuggerDisplay("Count = {Count}")]
    [DebuggerTypeProxy(typeof(Mscorlib_DictionaryDebugView<?, ?>))]
    [DefaultMember("Item")]
    public class ReadOnlyDictionary<TKey, TValue> : ICollection<KeyValuePair<TKey, TValue>>, IDictionary, IDictionary<TKey, TValue>, IEnumerable<KeyValuePair<TKey, TValue>>, IReadOnlyCollection<KeyValuePair<TKey, TValue>>, IReadOnlyDictionary<TKey, TValue>, ICollection, IEnumerable
    {
        public ReadOnlyDictionary(IDictionary<TKey, TValue> dictionary);
    }
}