Reverting r1457, r1452, r1450, r1449.

test/win/idl-rules/additional-include-dirs.idl

Index: test/win/idl-rules/additional-include-dirs.idl
===================================================================
--- test/win/idl-rules/additional-include-dirs.idl	(revision 1457)
+++ test/win/idl-rules/additional-include-dirs.idl	(working copy)
@@ -1,19 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-import "oaidl.idl";
-import "ocidl.idl";
-
-#include "additional-include.h"
-
-[
-  object,
-  uuid(226a169e-b96f-47c1-a043-58cad0030530),
-  oleautomation,
-  nonextensible,
-  pointer_default(unique)
-]
-interface IDummy : IUnknown {
-  HRESULT Dummy();
-};