So I tracked down the issue. It was one of those stupid things, but
just in case someone else is getting the same issues:
The important thing is where you put the ensureDebugId method. I was
calling it when the widget was being added to a container, not
necessarily when it was being populated
I, like many others am trying to use Selenium to test my GWT
application. Unlike the others, though, I am having a much harder
time using the ensureDebugId(String) method.
What is funny is that I am succeeding in setting the ID in some places
but not in others. My gwt.xml file includes the