Disable checkboxes in the advanced sync settings overlay whose type is force-enabled.

chrome/browser/ui/webui/sync_setup_handler.cc

Index: chrome/browser/ui/webui/sync_setup_handler.cc
diff --git a/chrome/browser/ui/webui/sync_setup_handler.cc b/chrome/browser/ui/webui/sync_setup_handler.cc
index 244e307dcf2b602b9f3e2232d6f4239393b21b00..6e68d8b45591e29df6c0f2d49d956ac90309e0d6 100644
--- a/chrome/browser/ui/webui/sync_setup_handler.cc
+++ b/chrome/browser/ui/webui/sync_setup_handler.cc
@@ -355,16 +355,18 @@ void SyncSetupHandler::DisplayConfigureSync(bool show_advanced,
   // Tell the UI layer which data types are registered/enabled by the user.
   const syncer::ModelTypeSet registered_types =
       service->GetRegisteredDataTypes();
-  const syncer::ModelTypeSet preferred_types =
-      service->GetPreferredDataTypes();
+  const syncer::ModelTypeSet preferred_types = service->GetPreferredDataTypes();
+  const syncer::ModelTypeSet enforced_types = service->GetForcedDataTypes();
   ModelTypeNameMap type_names = GetSelectableTypeNameMap();
   for (ModelTypeNameMap::const_iterator it = type_names.begin();
        it != type_names.end(); ++it) {
     syncer::ModelType sync_type = it->first;
     const std::string key_name = it->second;
-    args.SetBoolean(key_name + "Registered",
-                    registered_types.Has(sync_type));
+    args.SetBoolean(key_name + "Registered", registered_types.Has(sync_type));
     args.SetBoolean(key_name + "Synced", preferred_types.Has(sync_type));
+    args.SetBoolean(key_name + "Enforced", enforced_types.Has(sync_type));
+    // TODO(treib): How do we want to handle pref groups, i.e. when only some of
+    // the sync types behind a checkbox are force-enabled? crbug.com/403326
   }
   sync_driver::SyncPrefs sync_prefs(GetProfile()->GetPrefs());
   args.SetBoolean("passphraseFailed", passphrase_failed);