# System.Windows.Forms.Design.Behavior

``` diff
 namespace System.Windows.Forms.Design.Behavior {
     public sealed class BehaviorServiceAdornerCollection : CollectionBase {
-        public BehaviorServiceAdornerCollection(BehaviorService behaviorService);
+        public BehaviorServiceAdornerCollection(BehaviorService? behaviorService);
-        public void AddRange(Adorner[] value);
+        public void AddRange(params Adorner[] value);
     }
     public class GlyphCollection : CollectionBase {
-        public void AddRange(Glyph[] value);
+        public void AddRange(params Glyph[] value);
     }
 }
```

