code: public void processHighlighter () {
  		if (highlights == null) return;
  		highlights.clear();
  		if (highlighter != null) highlighter.process(this, highlights);
  		chunkUpdateScheduled = true;
  	}
docs: Processes highlighter rules, collects created highlights and schedules text area displayed text update. This should be called
  after highlighter rules has changed to update highlights.