(nsCSSAtoms::dragOverPseudo == aAtom) || (nsCSSAtoms::dragPseudo == aAtom) ||
static PRBool IsPseudoClass(const nsIAtom* aAtom){  return PRBool((nsCSSAtoms::activePseudo == aAtom) ||                 (nsCSSAtoms::disabledPseudo == aAtom) ||                (nsCSSAtoms::enabledPseudo == aAtom) ||                (nsCSSAtoms::firstChildPseudo == aAtom) ||                (nsCSSAtoms::focusPseudo == aAtom) ||                (nsCSSAtoms::hoverPseudo == aAtom) ||                (nsCSSAtoms::langPseudo == aAtom) ||                (nsCSSAtoms::linkPseudo == aAtom) ||                (nsCSSAtoms::outOfDatePseudo == aAtom) ||                (nsCSSAtoms::selectedPseudo == aAtom) ||                (nsCSSAtoms::visitedPseudo == aAtom));}