NS_IMETHOD GetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName, nsIAtom*& aPrefix, nsAWritableString& aResult) const { return mInner.GetAttribute(aNameSpaceID, aName, aPrefix, aResult); }
NS_IMPL_IDOMELEMENT_USING_GENERIC(mInner)
  NS_IMETHOD GetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName,                          nsIAtom*& aPrefix, nsAWritableString& aResult) const {    return mInner.GetAttribute(aNameSpaceID, aName, aPrefix, aResult);  }