Remove pubic-facing changes

Author: RenderMichael

dotnet/src/webdriver/DriverService.cs

@@ -172,12 +172,11 @@ public int ProcessId
         /// <summary>
         /// Gets a value indicating whether the service is responding to HTTP requests.
         /// </summary>
-        [Obsolete("Use the asynchronous method IsInitializedAsync")]
         protected virtual bool IsInitialized
         {
             get
             {
-                return Task.Run(async () => await IsInitializedAsync()).GetAwaiter().GetResult();
+                return Task.Run(this.IsInitializedAsync).GetAwaiter().GetResult();
             }
         }
 
@@ -226,10 +225,9 @@ public void Dispose()
         /// <summary>
         /// Starts the DriverService if it is not already running.
         /// </summary>
-        [Obsolete("Use the asynchronous method StartAsync")]
         public void Start()
         {
-            Task.Run(async () => await StartAsync()).GetAwaiter().GetResult();
+            Task.Run(this.StartAsync).GetAwaiter().GetResult();
         }
 
         /// <summary>
@@ -300,7 +298,7 @@ protected virtual void Dispose(bool disposing)
             {
                 if (disposing)
                 {
-                    Task.Run(() => this.StopAsync()).GetAwaiter().GetResult();
+                    Task.Run(this.StopAsync).GetAwaiter().GetResult();
                 }
 
                 this.isDisposed = true;

dotnet/src/webdriver/Remote/ICommandServer.cs

@@ -18,7 +18,6 @@
 // </copyright>
 
 using System;
-using System.Threading.Tasks;
 
 #nullable enable
 
@@ -27,18 +26,11 @@ namespace OpenQA.Selenium.Remote
     /// <summary>
     /// Provides a way to start a server that understands remote commands
     /// </summary>
-    public interface ICommandServer : IDisposable, IAsyncDisposable
+    public interface ICommandServer : IDisposable
     {
         /// <summary>
         /// Starts the server.
         /// </summary>
-        [Obsolete("Use the asynchronous method StartAsync")]
         void Start();
-
-        /// <summary>
-        /// Starts the server.
-        /// </summary>
-        /// <returns>A task that represents the asynchronous start operation.</returns>
-        Task StartAsync();
     }
 }