Fix GN missing headers in //base

chrome/test/nacl/nacl_browsertest.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 <stdio.h>
 #if defined(OS_POSIX)
 #include <unistd.h>
 #elif defined(OS_WIN)
 #include <windows.h>
 #endif
 
 #define TELEMETRY 1
 
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/path_service.h"
 #include "base/process/kill.h"
 #include "base/process/launch.h"
 #include "base/process/process.h"
 #include "base/strings/string_number_conversions.h"
-#include "base/win/windows_version.h"
 #include "build/build_config.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/nacl/nacl_browsertest_util.h"
 #include "components/nacl/browser/nacl_browser.h"
 #include "components/nacl/common/nacl_switches.h"
 #include "content/public/common/content_switches.h"
 
+#if defined(OS_WIN)
+#include "base/win/windows_version.h"
+#endif
+
 namespace {
 
 #if defined(OS_WIN)
 // crbug.com/98721
 #  define MAYBE_SysconfNprocessorsOnln DISABLED_SysconfNprocessorsOnln
 #else
 #  define MAYBE_SysconfNprocessorsOnln SysconfNprocessorsOnln
 #endif
 
 NACL_BROWSER_TEST_F(NaClBrowserTest, SimpleLoad, {
@@ skipping 391 matching lines @@
 }
 
 // TODO(ncbray) support glibc and PNaCl
 // flaky: crbug.com/375894
 IN_PROC_BROWSER_TEST_F(NaClBrowserTestNewlibExtension, DISABLED_MimeHandler) {
   RunNaClIntegrationTest(FILE_PATH_LITERAL(
       "ppapi_extension_mime_handler.html"));
 }
 
 }  // namespace