namespace System.Diagnostics { public class ProcessThreadCollection : ReadOnlyCollectionBase { public ProcessThread this[int index] { get; } protected ProcessThreadCollection(); public ProcessThreadCollection(ProcessThread[] processThreads); public int Add(ProcessThread thread); public bool Contains(ProcessThread thread); public void CopyTo(ProcessThread[] array, int index); public int IndexOf(ProcessThread thread); public void Insert(int index, ProcessThread thread); public void Remove(ProcessThread thread); } }