Directly inline shared WebUI CSS declarations into the security and supervised user interstitials.

chrome/browser/ui/webui/chromeos/certificate_manager_dialog_ui.cc

Index: chrome/browser/ui/webui/chromeos/certificate_manager_dialog_ui.cc
diff --git a/chrome/browser/ui/webui/chromeos/certificate_manager_dialog_ui.cc b/chrome/browser/ui/webui/chromeos/certificate_manager_dialog_ui.cc
index 6b6f18036c1b6fcc0a4afb289bc2ae131c0a684f..e283fe65c1a63943971f3f681668184e5ccf516e 100644
--- a/chrome/browser/ui/webui/chromeos/certificate_manager_dialog_ui.cc
+++ b/chrome/browser/ui/webui/chromeos/certificate_manager_dialog_ui.cc
@@ -71,7 +71,7 @@ void CertificateManagerDialogHTMLSource::StartDataRequest(
     int render_frame_id,
     const content::URLDataSource::GotDataCallback& callback) {
   scoped_refptr<base::RefCountedMemory> response_bytes;
-  webui::SetFontAndTextDirection(localized_strings_.get());
+  webui::SetTextDirection(localized_strings_.get());
 
   if (path == kLocalizedStringsFile) {
     // Return dynamically-generated strings from memory.