NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMCSSRuleList)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMMediaList)
NS_INTERFACE_MAP_BEGIN(CSSRuleListImpl)   NS_INTERFACE_MAP_ENTRY(nsIDOMCSSRuleList)   NS_INTERFACE_MAP_ENTRY(nsIScriptObjectOwner)   NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMCSSRuleList)NS_INTERFACE_MAP_END