#ifndef CHROME_BROWSER_UI_WEBUI_HELP_VERSION_UPDATER_H_
#define CHROME_BROWSER_UI_WEBUI_HELP_VERSION_UPDATER_H_
#include <memory>
#include <string>
#include "base/functional/callback.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#if BUILDFLAG(IS_CHROMEOS_ASH)
#include <optional>
#include "chromeos/ash/components/dbus/update_engine/update_engine_client.h"
#include "third_party/cros_system_api/dbus/update_engine/dbus-constants.h"
#endif
namespace content {
class WebContents;
}
class VersionUpdater { … };
#endif