if (!locator.isTainted()) {
warn("\u201Caudio\u201D or \u201Cvideo\u201D element"
+ " has more than one \u201Ctrack\u201D child"
+ " element with a \u201Cdefault\u201D attribute.",
locator);
locator.markTainted();
}
} else {
node.setTrackDescendants();
}
}