include what you use: errno.h in chrome/

chrome/browser/ui/webui/options/certificate_manager_handler.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/browser/ui/webui/options/certificate_manager_handler.h"
 
+#include <errno.h>
+
 #include <algorithm>
 #include <map>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_util.h"  // for FileAccessProvider
 #include "base/i18n/string_compare.h"
 #include "base/id_map.h"
 #include "base/memory/scoped_vector.h"
 #include "base/posix/safe_strerror.h"
@@ skipping 1136 matching lines @@
                                    title_value,
                                    error_value,
                                    cert_error_list);
 }
 
 gfx::NativeWindow CertificateManagerHandler::GetParentWindow() const {
   return web_ui()->GetWebContents()->GetTopLevelNativeWindow();
 }
 
 }  // namespace options