title: how can i clear content of fileupload widget in gwt + IE?
body: <p>I want to clear content of fileUpload widget. I used-</p>
  
  <pre><code>FileUpload file = new FileUpload();
  file.getElement().setPropertyString("value", "");
  </code></pre>
  
  <p>but it only works in chrome and not in Internet Explorer8.
  is there any other workaround for this?</p>