BUILD: Added WIX v3.6 utility to build tools

tools/WIX/sdk/inc/perfutil.h

@@ -0,0 +1,34 @@
+#pragma once
+//-------------------------------------------------------------------------------------------------
+// <copyright file="perfutil.h" company="Outercurve Foundation">
+//   Copyright (c) 2004, Outercurve Foundation.
+//   This software is released under Microsoft Reciprocal License (MS-RL).
+//   The license and further copyright text can be found in the file
+//   LICENSE.TXT at the root directory of the distribution.
+// </copyright>
+// 
+// <summary>
+//    Performance helper functions.
+// </summary>
+//-------------------------------------------------------------------------------------------------
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// structs
+
+
+// functions
+void DAPI PerfInitialize(
+    );
+void DAPI PerfClickTime(
+    __out_opt LARGE_INTEGER* pliElapsed
+    );
+double DAPI PerfConvertToSeconds(
+    __in const LARGE_INTEGER* pli
+    );
+
+#ifdef __cplusplus
+}
+#endif