Remove redundant SkipIfCurrentRuntimeIsCoreClrAttribute

src/Microsoft.AspNetCore.Server.IntegrationTesting/xunit/SkipIfCurrentRuntimeIsCoreClrAttribute.cs

@@ -1,32 +0,0 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
-
-using System;
-using System.Diagnostics;
-using Microsoft.AspNetCore.Testing.xunit;
-
-namespace Microsoft.AspNetCore.Server.IntegrationTesting
-{
-    /// <summary>
-    /// Skips a test if the runtime used to run the test is CoreClr.
-    /// </summary>
-    [AttributeUsage(AttributeTargets.Method, AllowMultiple = false)]
-    public class SkipIfCurrentRuntimeIsCoreClrAttribute : Attribute, ITestCondition
-    {
-        public bool IsMet
-        {
-            get
-            {
-                return !Process.GetCurrentProcess().ProcessName.ToLower().Contains("coreclr");
-            }
-        }
-
-        public string SkipReason
-        {
-            get
-            {
-                return "Cannot run these test variations using CoreCLR runtime as helpers are not available on CoreCLR.";
-            }
-        }
-    }
-}