Update an example to use the new LLVM file header.

llvm-svn: 351653
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: bd9dafecf7b7e311d73dad59fc1b1e913224aaff
diff --git a/docs/DesignDocs/CapturingConfigInfo.rst b/docs/DesignDocs/CapturingConfigInfo.rst
index 29156bf..8f2d0cd 100644
--- a/docs/DesignDocs/CapturingConfigInfo.rst
+++ b/docs/DesignDocs/CapturingConfigInfo.rst
@@ -56,10 +56,9 @@
 
   //===----------------------------------------------------------------------===//
   //
-  //                     The LLVM Compiler Infrastructure
-  //
-  // This file is dual licensed under the MIT and the University of Illinois Open
-  // Source Licenses. See LICENSE.TXT for details.
+  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+  // See https://llvm.org/LICENSE.txt for license information.
+  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   //
   //===----------------------------------------------------------------------===//
 
@@ -77,10 +76,9 @@
   // -*- C++ -*-
   //===--------------------------- __config ---------------------------------===//
   //
-  //                     The LLVM Compiler Infrastructure
-  //
-  // This file is dual licensed under the MIT and the University of Illinois Open
-  // Source Licenses. See LICENSE.TXT for details.
+  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+  // See https://llvm.org/LICENSE.txt for license information.
+  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   //
   //===----------------------------------------------------------------------===//