Enable nullable on Azure projects (#31298)

Author: JamesNK

src/Azure/AzureAD/Authentication.AzureAD.UI/src/Microsoft.AspNetCore.Authentication.AzureAD.UI.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.Razor">
+<Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
     <Description>ASP.NET Core Azure Active Directory Integration provides components for easily integrating Azure Active Directory authentication within your ASP.NET Core application.</Description>
@@ -7,6 +7,7 @@
     <PackageTags>aspnetcore;authentication;AzureAD</PackageTags>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <AddRazorSupportForMvc>true</AddRazorSupportForMvc>
+    <Nullable>disable</Nullable>
   </PropertyGroup>
 
   <ItemGroup>

src/Azure/AzureAD/Authentication.AzureADB2C.UI/src/Microsoft.AspNetCore.Authentication.AzureADB2C.UI.csproj

@@ -7,6 +7,7 @@
     <PackageTags>aspnetcore;authentication;AzureADB2C</PackageTags>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <AddRazorSupportForMvc>true</AddRazorSupportForMvc>
+    <Nullable>disable</Nullable>
   </PropertyGroup>
 
   <ItemGroup>

src/Azure/AzureAppServices.HostingStartup/src/Microsoft.AspNetCore.AzureAppServices.HostingStartup.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <Import Project="..\..\hostingstartup.targets" />
 
@@ -7,6 +7,7 @@
     <TargetFrameworks>$(DefaultNetCoreTargetFramework)</TargetFrameworks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>aspnetcore;azure;appservices</PackageTags>
+    <Nullable>enable</Nullable>
   </PropertyGroup>
 
   <ItemGroup>

src/Azure/AzureAppServices.HostingStartup/src/PublicAPI.Unshipped.txt

@@ -1 +1,2 @@
 #nullable enable
+Microsoft.AspNetCore.AzureAppServices.HostingStartup.AzureAppServicesHostingStartup.Configure(Microsoft.AspNetCore.Hosting.IWebHostBuilder! builder) -> void

src/Azure/AzureAppServicesIntegration/src/Microsoft.AspNetCore.AzureAppServicesIntegration.csproj

@@ -6,6 +6,7 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>aspnetcore;azure;appservices</PackageTags>
+    <Nullable>enable</Nullable>
   </PropertyGroup>
 
   <ItemGroup>

src/Azure/AzureAppServicesIntegration/src/PublicAPI.Unshipped.txt

@@ -1 +1,2 @@
 #nullable enable
+static Microsoft.AspNetCore.Hosting.AppServicesWebHostBuilderExtensions.UseAzureAppServices(this Microsoft.AspNetCore.Hosting.IWebHostBuilder! hostBuilder) -> Microsoft.AspNetCore.Hosting.IWebHostBuilder!

src/Security/Authentication/OpenIdConnect/src/OpenIdConnectExtensions.cs

@@ -67,7 +67,7 @@ public static AuthenticationBuilder AddOpenIdConnect(this AuthenticationBuilder
         /// <param name="displayName">A display name for the authentication handler.</param>
         /// <param name="configureOptions">A delegate to configure <see cref="OpenIdConnectOptions"/>.</param>
         /// <returns>A reference to <paramref name="builder"/> after the operation has completed.</returns>
-        public static AuthenticationBuilder AddOpenIdConnect(this AuthenticationBuilder builder, string authenticationScheme, string displayName, Action<OpenIdConnectOptions> configureOptions)
+        public static AuthenticationBuilder AddOpenIdConnect(this AuthenticationBuilder builder, string authenticationScheme, string? displayName, Action<OpenIdConnectOptions> configureOptions)
         {
             builder.Services.TryAddEnumerable(ServiceDescriptor.Singleton<IPostConfigureOptions<OpenIdConnectOptions>, OpenIdConnectPostConfigureOptions>());
             return builder.AddRemoteScheme<OpenIdConnectOptions, OpenIdConnectHandler>(authenticationScheme, displayName, configureOptions);

src/Security/Authentication/OpenIdConnect/src/PublicAPI.Unshipped.txt

@@ -129,7 +129,7 @@ static Microsoft.AspNetCore.Authentication.ClaimActionCollectionUniqueExtensions
 static Microsoft.Extensions.DependencyInjection.OpenIdConnectExtensions.AddOpenIdConnect(this Microsoft.AspNetCore.Authentication.AuthenticationBuilder! builder) -> Microsoft.AspNetCore.Authentication.AuthenticationBuilder!
 static Microsoft.Extensions.DependencyInjection.OpenIdConnectExtensions.AddOpenIdConnect(this Microsoft.AspNetCore.Authentication.AuthenticationBuilder! builder, System.Action<Microsoft.AspNetCore.Authentication.OpenIdConnect.OpenIdConnectOptions!>! configureOptions) -> Microsoft.AspNetCore.Authentication.AuthenticationBuilder!
 static Microsoft.Extensions.DependencyInjection.OpenIdConnectExtensions.AddOpenIdConnect(this Microsoft.AspNetCore.Authentication.AuthenticationBuilder! builder, string! authenticationScheme, System.Action<Microsoft.AspNetCore.Authentication.OpenIdConnect.OpenIdConnectOptions!>! configureOptions) -> Microsoft.AspNetCore.Authentication.AuthenticationBuilder!
-static Microsoft.Extensions.DependencyInjection.OpenIdConnectExtensions.AddOpenIdConnect(this Microsoft.AspNetCore.Authentication.AuthenticationBuilder! builder, string! authenticationScheme, string! displayName, System.Action<Microsoft.AspNetCore.Authentication.OpenIdConnect.OpenIdConnectOptions!>! configureOptions) -> Microsoft.AspNetCore.Authentication.AuthenticationBuilder!
+static Microsoft.Extensions.DependencyInjection.OpenIdConnectExtensions.AddOpenIdConnect(this Microsoft.AspNetCore.Authentication.AuthenticationBuilder! builder, string! authenticationScheme, string? displayName, System.Action<Microsoft.AspNetCore.Authentication.OpenIdConnect.OpenIdConnectOptions!>! configureOptions) -> Microsoft.AspNetCore.Authentication.AuthenticationBuilder!
 static readonly Microsoft.AspNetCore.Authentication.OpenIdConnect.OpenIdConnectChallengeProperties.MaxAgeKey -> string!
 static readonly Microsoft.AspNetCore.Authentication.OpenIdConnect.OpenIdConnectChallengeProperties.PromptKey -> string!
 static readonly Microsoft.AspNetCore.Authentication.OpenIdConnect.OpenIdConnectDefaults.AuthenticationPropertiesKey -> string!