Remove TypeInfo usage from Avalonia.ReactiveUI.

src/Avalonia.ReactiveUI/AvaloniaActivationForViewFetcher.cs

@@ -2,9 +2,7 @@
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
 using System;
-using System.Reflection;
 using System.Reactive.Linq;
-using Avalonia;
 using Avalonia.VisualTree;
 using Avalonia.Controls;
 using ReactiveUI;
@@ -21,7 +19,7 @@ namespace Avalonia.ReactiveUI
         /// </summary>
         public int GetAffinityForView(Type view)
         {
-            return typeof(IVisual).GetTypeInfo().IsAssignableFrom(view.GetTypeInfo()) ? 10 : 0;
+            return typeof(IVisual).IsAssignableFrom(view) ? 10 : 0;
         }
 
         /// <summary>