// Must be run after any transformer that creates focusable elements
addDOMTransformer(new HighlightTransformer());
// Add in the corners transformer.
if(BorderRadiusHelper.isBorderRadiusEmulated(getProtocolConfiguration().getCssVersion())) {
addDOMTransformer(new CornersTransformer());
}
}
// Create the style transformer and initialize it with appropriate
// values.