<!DOCTYPE html>
<div id="target">This test passes if it does not crash.</div>
<script>
target.animate([
  {fontSize: 'large', fontWeight: 'normal'},
  {fontSize: 'small', fontWeight: 'bold'},
], 1);
if (window.testRunner) {
  testRunner.dumpAsText();
  testRunner.waitUntilDone();
}
requestAnimationFrame(function() {
    if (window.testRunner) {
        testRunner.notifyDone();
    }
});
</script>