Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.Web/UI/WebParts/WebPartActionVerb.cs

@@ -0,0 +1,31 @@
+//------------------------------------------------------------------------------
+// <copyright file="WebPartActionVerb.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+namespace System.Web.UI.WebControls.WebParts {
+
+    using System;
+    using System.ComponentModel;
+
+    internal abstract class WebPartActionVerb : WebPartVerb {
+
+        [
+        Bindable(false),
+        Browsable(false),
+        DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden),
+        EditorBrowsable(EditorBrowsableState.Never),
+        ]
+        public override bool Checked {
+            get {
+                return false;
+            }
+            set {
+                throw new NotSupportedException(SR.GetString(SR.WebPartActionVerb_CantSetChecked));
+            }
+        }
+
+    }
+}
+