title: Data binding generic variable
body: <p>How to define a generic type of a data binding variable?</p>
  <p>The following code never compiles.</p>
  <pre><code>&lt;data&gt;
      &lt;variable
          name=&quot;viewModel&quot;
          type=&quot;com.example.viewmodel.ViewModel&lt;Model&gt;&quot;/&gt;
  &lt;/data&gt;
  </code></pre>