Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

mcs/class/corlib/ReferenceSources/AppDomain.cs

@@ -0,0 +1,24 @@
+using System.Reflection;
+using System.Security;
+using System.Runtime.Versioning;
+
+namespace System {
+
+	public partial class AppDomain
+	{
+		internal String GetTargetFrameworkName()
+		{
+			return ".NETFramework,Version=v4.5";
+		}
+
+		internal static bool IsAppXModel ()
+		{
+			return false;
+		}
+
+		internal static bool IsAppXDesignMode ()
+		{
+			return false;
+		}
+	}
+}