messageLog.warning(
MessageType.MORE_THAN_ONE_RULE_NEXT_TO_SPRITE_REFERENCE_DIRECTIVE, css);
return null;
}
final CssProperty backgroundImageRule = rules.iterator().next();
if (!backgroundImageRule.rule.equals("background-image"))
{
messageLog.warning(
MessageType.NO_BACKGROUND_IMAGE_RULE_NEXT_TO_SPRITE_REFERENCE_DIRECTIVE,
css);