Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web/ModelBinding/ArrayModelBinder`1.cs

@@ -0,0 +1,13 @@
+namespace System.Web.ModelBinding {
+    using System.Collections.Generic;
+    using System.Linq;
+
+    public class ArrayModelBinder<TElement> : CollectionModelBinder<TElement> {
+
+        protected override bool CreateOrReplaceCollection(ModelBindingExecutionContext modelBindingExecutionContext, ModelBindingContext bindingContext, IList<TElement> newCollection) {
+            bindingContext.Model = newCollection.ToArray();
+            return true;
+        }
+
+    }
+}