Add `new` keywords for non-verriding methods in director_basic test.
diff --git a/Examples/test-suite/csharp/director_basic_runme.cs b/Examples/test-suite/csharp/director_basic_runme.cs
index 26153af..06a4248 100644
--- a/Examples/test-suite/csharp/director_basic_runme.cs
+++ b/Examples/test-suite/csharp/director_basic_runme.cs
@@ -72,11 +72,11 @@
     return b;
   }
 
-  public bool nonVirtual() {
+  public new bool nonVirtual() {
     throw new Exception("non-virtual overrides virtual method");
   }
 
-  public virtual bool nonOverride() {
+  public new virtual bool nonOverride() {
     throw new Exception("non-override overrides virtual method");
   }
 }