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<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" reftest-wait="">
  <head>
    <bindings xmlns="http://www.mozilla.org/xbl"
              xmlns:html="http://www.w3.org/1999/xhtml">
      <binding id="x">
        <content>
          <html:span class="a">Some text</html:span>
          <html:span class="b">This should be green</html:span>
          <children/>
        </content>
        <implementation>
          <method name="nixText">
            <body>
              document.getAnonymousNodes(this)[0].textContent = "";
            </body>
          </method>
        </implementation>
      </binding>
    </bindings>
    <style>
      #foo { -moz-binding: url("#x"); }
      .a:empty + .b { color: green; }
    </style>
  </head>
  <body>
    <span id="foo"></span>
    <script>
      window.onload = function() {
        var el = document.getElementById("foo");
        // Flush its layout
        el.offsetWidth;
        el.nixText();
        document.documentElement.className = "";
      }
    </script>
  </body>
</html>