code: public void addLabelDecorator(ILabelDecorator decorator)
  	{
  		if (fLabelDecorators == null)
  		{
  			fLabelDecorators = new ArrayList<ILabelDecorator>(2);
  		}
  		fLabelDecorators.add(decorator);
  	}
docs: Adds a decorator to the label provider
  
  @param decorator
  the decorator to add