Update WebHost obsolete attribute to use ASPDEPR008 diagnostic code and update pragma disables

Co-authored-by: BrennanConroy <[email protected]>

Author: Copilot

src/DefaultBuilder/samples/SampleApp/Program.cs

@@ -1,7 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-#pragma warning disable CS0618 // Type or member is obsolete
+#pragma warning disable ASPDEPR008 // Type or member is obsolete
 
 using Microsoft.AspNetCore;
 

src/DefaultBuilder/src/GenericHostBuilderExtensions.cs

@@ -61,9 +61,9 @@ public static IHostBuilder ConfigureWebHostDefaults(this IHostBuilder builder, A
 
         return builder.ConfigureWebHost(webHostBuilder =>
         {
-#pragma warning disable CS0618 // Type or member is obsolete
+#pragma warning disable ASPDEPR008 // Type or member is obsolete
             WebHost.ConfigureWebDefaults(webHostBuilder);
-#pragma warning restore CS0618 // Type or member is obsolete
+#pragma warning restore ASPDEPR008 // Type or member is obsolete
 
             configure(webHostBuilder);
         }, configureOptions);

src/DefaultBuilder/src/WebApplicationBuilder.cs

@@ -127,9 +127,9 @@ internal WebApplicationBuilder(WebApplicationOptions options, bool slim, Action<
         bootstrapHostBuilder.ConfigureSlimWebHost(
             webHostBuilder =>
             {
-#pragma warning disable CS0618 // Type or member is obsolete
+#pragma warning disable ASPDEPR008 // Type or member is obsolete
                 AspNetCore.WebHost.ConfigureWebDefaultsSlim(webHostBuilder);
-#pragma warning restore CS0618 // Type or member is obsolete
+#pragma warning restore ASPDEPR008 // Type or member is obsolete
 
                 // Runs inline.
                 webHostBuilder.Configure(ConfigureApplication);

src/DefaultBuilder/src/WebHost.cs

@@ -21,7 +21,7 @@ namespace Microsoft.AspNetCore;
 /// <summary>
 /// Provides convenience methods for creating instances of <see cref="IWebHost"/> and <see cref="IWebHostBuilder"/> with pre-configured defaults.
 /// </summary>
-[Obsolete("WebHost is obsolete. Use HostBuilder or WebApplicationBuilder instead.")]
+[Obsolete("WebHost is obsolete. Use HostBuilder or WebApplicationBuilder instead.", DiagnosticId = "ASPDEPR008")]
 public static class WebHost
 {
     /// <summary>

src/DefaultBuilder/test/Microsoft.AspNetCore.FunctionalTests/WebHostFunctionalTests.cs

@@ -1,7 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-#pragma warning disable CS0618 // Type or member is obsolete
+#pragma warning disable ASPDEPR008 // Type or member is obsolete
 
 using System.Net.Http;
 using Microsoft.AspNetCore.Http;

src/DefaultBuilder/test/Microsoft.AspNetCore.Tests/WebHostTests.cs

@@ -1,7 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-#pragma warning disable CS0618 // Type or member is obsolete
+#pragma warning disable ASPDEPR008 // Type or member is obsolete
 #pragma warning disable ASPDEPR008 // IWebHost is obsolete
 
 using System.Collections.Concurrent;
@@ -80,7 +80,9 @@ public async Task WebHostConfiguration_EnablesForwardedHeadersFromConfig()
             }).Build();
 
         await host.StartAsync();
+#pragma warning disable CS0618 // Type or member is obsolete
         var client = host.GetTestClient();
+#pragma warning restore CS0618 // Type or member is obsolete
         client.DefaultRequestHeaders.Add("x-forwarded-proto", "https");
         var result = await client.GetAsync("http://localhost/");
         result.EnsureSuccessStatusCode();

src/DefaultBuilder/testassets/StartRequestDelegateUrlApp/Program.cs

@@ -1,7 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-#pragma warning disable CS0618 // Type or member is obsolete
+#pragma warning disable ASPDEPR008 // Type or member is obsolete
 
 using System;
 using System.Threading;

src/DefaultBuilder/testassets/StartRouteBuilderUrlApp/Program.cs

@@ -1,7 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-#pragma warning disable CS0618 // Type or member is obsolete
+#pragma warning disable ASPDEPR008 // Type or member is obsolete
 
 using System;
 using System.Threading;

src/DefaultBuilder/testassets/StartWithIApplicationBuilderUrlApp/Program.cs

@@ -1,7 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-#pragma warning disable CS0618 // Type or member is obsolete
+#pragma warning disable ASPDEPR008 // Type or member is obsolete
 
 using System;
 using System.Threading;