[MD History] Disable MD History for supervised users.

chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc

Index: chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
diff --git a/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc b/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
index 1085b740a2247975eb87dfb9890a99279c1b5000..7271c18436768a4521cab45366d81b998055bec8 100644
--- a/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
+++ b/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
@@ -406,7 +406,7 @@ WebUIFactoryFunction GetWebUIFactoryFunction(WebUI* web_ui,
     return &NewWebUI<extensions::ExtensionsUI>;
   }
   // Material Design history is on its own host, rather than on an Uber page.
-  if (base::FeatureList::IsEnabled(features::kMaterialDesignHistoryFeature) &&
+  if (MdHistoryUI::IsEnabled(profile) &&
       url.host() == chrome::kChromeUIHistoryHost) {
     return &NewWebUI<MdHistoryUI>;
   }