Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

mcs/class/System.Data.Entity/Error.cs

@@ -0,0 +1,25 @@
+namespace System.Data.Entity
+{
+	static class Error
+	{
+		public static Exception ArgumentNull (string paramName)
+		{
+			return new ArgumentNullException (paramName);
+		}
+
+		public static Exception ArgumentOutOfRange (string paramName)
+		{
+			return new ArgumentOutOfRangeException (paramName);
+		}
+
+		public static Exception NotImplemented ()
+		{
+			return new NotImplementedException ();
+		}
+
+		public static Exception NotSupported ()
+		{
+			return new NotSupportedException ();
+		}
+	}
+}