IMPL_STYLE_RULE_INHERIT(CSSCharsetRuleImpl, nsCSSRule);
CSSImportRuleImpl::GetStyleSheet(nsIDOMCSSStyleSheet * *aStyleSheet) { NS_ENSURE_ARG_POINTER(aStyleSheet); if (!mChildSheet) { *aStyleSheet = nsnull; return NS_OK; }  return CallQueryInterface(mChildSheet, aStyleSheet); }
IMPL_STYLE_RULE_INHERIT(CSSCharsetRuleImpl, nsCSSRule);