Add missing include to setup_util_unittest.cc.

chrome/installer/setup/setup_util_unittest.cc

 // 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.
 
 #include "chrome/installer/setup/setup_util_unittest.h"
 
 #include <windows.h>
 #include <shlobj.h>
 
 #include <memory>
@@ skipping 13 matching lines @@
 #include "base/threading/platform_thread.h"
 #include "base/version.h"
 #include "base/win/registry.h"
 #include "base/win/scoped_handle.h"
 #include "base/win/windows_version.h"
 #include "chrome/installer/setup/installer_state.h"
 #include "chrome/installer/setup/setup_constants.h"
 #include "chrome/installer/setup/setup_util.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "chrome/installer/util/google_update_constants.h"
+#include "chrome/installer/util/install_util.h"
 #include "chrome/installer/util/installation_state.h"
 #include "chrome/installer/util/updating_app_registration_data.h"
 #include "chrome/installer/util/util_constants.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 // The privilege tested in ScopeTokenPrivilege tests below.
 // Use SE_RESTORE_NAME as it is one of the many privileges that is available,
 // but not enabled by default on processes running at high integrity.
@@ skipping 667 matching lines @@
   }
 
   // Ensure that all values are absent.
   {
     base::win::RegistryValueIterator it(root_, path_.c_str());
     ASSERT_EQ(0u, it.ValueCount());
   }
 }
 
 }  // namespace installer