Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/XamlBuildTask/Microsoft/Build/Tasks/Xaml/ValidationEventArgs.cs

@@ -0,0 +1,27 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace Microsoft.Build.Tasks.Xaml
+{
+    using System;
+
+    internal class ValidationEventArgs : EventArgs
+    {
+        public ValidationEventArgs(string message, int lineNumber, int linePosition)
+        {
+            Message = message;
+            LineNumber = lineNumber;
+            LinePosition = linePosition;
+        }
+
+        public string Message 
+        { get; private set; }
+        
+        public int LineNumber 
+        { get; private set; }
+        
+        public int LinePosition 
+        { get; private set; }
+    }
+}