blink::WebSecurityStyle Browser::GetSecurityStyle(
    WebContents* web_contents,
    content::SecurityStyleExplanations* security_style_explanations) {
  SecurityStateTabHelper* helper =
      SecurityStateTabHelper::FromWebContents(web_contents);
  DCHECK(helper);
  security_state::SecurityInfo security_info;
  helper->GetSecurityInfo(&security_info);
  return security_state::GetSecurityStyle(security_info,
                                          security_style_explanations);
}

Unknown