nsIDOMCSSPrimitiveValue*& aValue)
nsIDOMCSSValue** aValue)
nsComputedDOMStyle::GetVisibility(nsIFrame *aFrame,                                  nsIDOMCSSPrimitiveValue*& aValue){  nsROCSSPrimitiveValue* val=GetROCSSPrimitiveValue();  NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);  const nsStyleVisibility* visibility=nsnull;  GetStyleData(eStyleStruct_Visibility,(const nsStyleStruct*&)visibility,aFrame);  if(visibility) {    const nsAFlatCString& value=      nsCSSProps::SearchKeywordTable(visibility->mVisible,                                     nsCSSProps::kVisibilityKTable);    val->SetString(value);  }  else {    val->SetString(NS_LITERAL_STRING(""));  }  return val->QueryInterface(NS_GET_IID(nsIDOMCSSPrimitiveValue),                             (void **)&aValue);}