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

chrome/browser/ui/webui/system_info_ui.cc

Index: chrome/browser/ui/webui/system_info_ui.cc
diff --git a/chrome/browser/ui/webui/system_info_ui.cc b/chrome/browser/ui/webui/system_info_ui.cc
index dc348132701613c564062e6230069746b10b4e65..7f29edb9bbeb053cb6bf84e49ee0416e16d57713 100644
--- a/chrome/browser/ui/webui/system_info_ui.cc
+++ b/chrome/browser/ui/webui/system_info_ui.cc
@@ -139,7 +139,7 @@ void SystemInfoUIHTMLSource::RequestComplete() {
                     l10n_util::GetStringUTF16(IDS_ABOUT_SYS_COLLAPSE));
   strings.SetString("parseError",
                     l10n_util::GetStringUTF16(IDS_ABOUT_SYS_PARSE_ERROR));
-  webui::SetFontAndTextDirection(&strings);
+  webui::SetTextDirection(&strings);
   if (response_.get()) {
     base::ListValue* details = new base::ListValue();
     strings.Set("details", details);