uiref / byon -- clean up use of dialog panel.

Change-Id: I9c4bb7c66910f4cc1126d862a15b97216d999dae
diff --git a/uiref/src/main/resources/app/view/uiRefTopov/uiRefTopovDemo.js b/uiref/src/main/resources/app/view/uiRefTopov/uiRefTopovDemo.js
index 39eb0a3..803ec59 100644
--- a/uiref/src/main/resources/app/view/uiRefTopov/uiRefTopovDemo.js
+++ b/uiref/src/main/resources/app/view/uiRefTopov/uiRefTopovDemo.js
@@ -118,7 +118,7 @@
         tds.openDialog()
             .setTitle('A list of stuff')
             .addContent(createListContent())
-            .addButton('Gotcha', dOk, 'enter')  // provide own text and key binding
+            .addOk(dOk, 'Gotcha')  // custom text for "OK" button
             .bindKeys();
     }