diff --git a/src/Workspaces/Remote/ServiceHub/ExternalAccess/Razor/Api/TestHelpers.cs b/src/Workspaces/Remote/ServiceHub/ExternalAccess/Razor/Api/TestHelpers.cs
deleted file mode 100644
index beb16c57e5c9a..0000000000000
--- a/src/Workspaces/Remote/ServiceHub/ExternalAccess/Razor/Api/TestHelpers.cs
+++ /dev/null
@@ -1,18 +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.
-
-using System;
-using Microsoft.CodeAnalysis.Remote;
-
-namespace Microsoft.CodeAnalysis.ExternalAccess.Razor.Api
-{
-    internal static class TestHelpers
-    {
-        /// <summary>
-        /// Allows tests to create a new remote workspace, rather than use RemoteWorkspaceManager.Default, so things can be isolated
-        /// </summary>
-        public static Workspace CreateTestWorkspace()
-            => new RemoteWorkspaceManager(workspace => new SolutionAssetCache(workspace, cleanupInterval: TimeSpan.FromSeconds(30), purgeAfter: TimeSpan.FromMinutes(1))).GetWorkspace();
-    }
-}