Add missing option validation

src/Libraries/Microsoft.Extensions.Telemetry.Abstractions/Latency/Registration/LatencyContextRegistrationOptionsValidator.cs

@@ -0,0 +1,11 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using Microsoft.Extensions.Options;
+
+namespace Microsoft.Extensions.Telemetry.Latency;
+
+[OptionsValidator]
+internal sealed partial class LatencyContextRegistrationOptionsValidator : IValidateOptions<LatencyContextRegistrationOptions>
+{
+}

src/Libraries/Microsoft.Extensions.Telemetry.Abstractions/Latency/Registration/LatencyRegistryExtensions.cs

@@ -3,6 +3,7 @@
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Options.Validation;
 using Microsoft.Shared.Diagnostics;
 
 namespace Microsoft.Extensions.Telemetry.Latency;
@@ -79,7 +80,7 @@ private static void CheckNames(string[] names)
 
     private static void ConfigureOption(this IServiceCollection services, Action<LatencyContextRegistrationOptions> action)
     {
-        _ = services.AddOptions<LatencyContextRegistrationOptions>();
+        _ = services.AddValidatedOptions<LatencyContextRegistrationOptions, LatencyContextRegistrationOptionsValidator>();
         _ = services.Configure(action);
     }
 }

src/Libraries/Microsoft.Extensions.Telemetry.Abstractions/Microsoft.Extensions.Telemetry.Abstractions.csproj

@@ -19,6 +19,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\..\ToBeRemoved\Options.ValidateOnStart\Options.ValidateOnStart.csproj" />
     <ProjectReference Include="..\Microsoft.Extensions.Compliance.Abstractions\Microsoft.Extensions.Compliance.Abstractions.csproj" />
   </ItemGroup>
 
@@ -52,6 +53,6 @@
   </ItemGroup>
 
   <ItemGroup>
-    <InternalsVisibleToTest Include="$(AssemblyName).Tests"/>
+    <InternalsVisibleToTest Include="$(AssemblyName).Tests" />
   </ItemGroup>
 </Project>