Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

external/aspnetwebstack/src/System.Web.WebPages/ITemplateFile.cs

@@ -0,0 +1,14 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+namespace System.Web.WebPages
+{
+    /// <summary>
+    /// An interface that provides information about the current executing file.
+    /// WebPageRenderingBase implements this type so that all pages excluding AppStart pages could be queried to identify the 
+    /// current executing file.
+    /// </summary>
+    public interface ITemplateFile
+    {
+        TemplateFileInfo TemplateInfo { get; }
+    }
+}