1 files changed, 0 insertions, 103 deletions
diff --git a/src/System.Private.CoreLib/src/System/Threading/Mutex.cs b/src/System.Private.CoreLib/src/System/Threading/Mutex.cs
deleted file mode 100644
index 6db36cb59..000000000
--- a/src/System.Private.CoreLib/src/System/Threading/Mutex.cs
+++ /dev/null
@@ -1,103 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-
-/*=============================================================================
-**
-**
-**
-** Purpose: synchronization primitive that can also be used for interprocess synchronization
-**
-**
-=============================================================================*/
-
-using System;
-using System.Threading;
-using System.Runtime.CompilerServices;
-using System.IO;
-using Microsoft.Win32;
-using Microsoft.Win32.SafeHandles;
-using System.Runtime.InteropServices;
-using System.Runtime.Versioning;
-using System.Security;
-
-namespace System.Threading
-{
-    public sealed partial class Mutex : WaitHandle
-    {
-        public Mutex(bool initiallyOwned, string name, out bool createdNew)
-        {
-            VerifyNameForCreate(name);
-
-            CreateMutexCore(initiallyOwned, name, out createdNew);
-        }
-
-        public Mutex(bool initiallyOwned, string name)
-        {
-            VerifyNameForCreate(name);
-
-            bool createdNew;
-            CreateMutexCore(initiallyOwned, name, out createdNew);
-        }
-
-        public Mutex(bool initiallyOwned)
-        {
-            bool createdNew;
-            CreateMutexCore(initiallyOwned, null, out createdNew);
-        }
-
-        public Mutex()
-        {
-            bool createdNew;
-            CreateMutexCore(false, null, out createdNew);
-        }
-
-        private Mutex(SafeWaitHandle handle)
-        {
-            SafeWaitHandle = handle;
-        }
-
-        public static Mutex OpenExisting(string name)
-        {
-            Mutex result;
-            switch (OpenExistingWorker(name, out result))
-            {
-                case OpenExistingResult.NameNotFound:
-                    throw new WaitHandleCannotBeOpenedException();
-
-                case OpenExistingResult.NameInvalid:
-                    throw new WaitHandleCannotBeOpenedException(SR.Format(SR.Threading_WaitHandleCannotBeOpenedException_InvalidHandle, name));
-
-                case OpenExistingResult.PathNotFound:
-                    throw new IOException(SR.Format(SR.IO_PathNotFound_Path, name));
-
-                default:
-                    return result;
-            }
-        }
-
-        public static bool TryOpenExisting(string name, out Mutex result) =>
-            OpenExistingWorker(name, out result) == OpenExistingResult.Success;
-
-        public void ReleaseMutex()
-        {
-            // The field value is modifiable via the public <see cref="WaitHandle.SafeWaitHandle"/> property, save it locally
-            // to ensure that one instance is used in all places in this method
-            SafeWaitHandle waitHandle = _waitHandle;
-            if (waitHandle == null)
-            {
-                ThrowInvalidHandleException();
-            }
-
-            waitHandle.DangerousAddRef();
-            try
-            {
-                ReleaseMutexCore(waitHandle.DangerousGetHandle());
-            }
-            finally
-            {
-                waitHandle.DangerousRelease();
-            }
-        }
-    }
-}