val->SetString(cssFloat);
val->SetString(cssFloat.get());
nsComputedDOMStyle::GetCssFloat(nsIFrame *aFrame,                                      nsIDOMCSSPrimitiveValue*& aValue){  nsROCSSPrimitiveValue* val=GetROCSSPrimitiveValue();  NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);  const nsStyleDisplay* display=nsnull;  GetStyleData(eStyleStruct_Display,(const nsStyleStruct*&)display,aFrame);  if(display) {    const nsCString& cssFloat =      nsCSSProps::SearchKeywordTable(display->mFloats,	                                 nsCSSProps::kFloatKTable);    val->SetString(cssFloat);  }  else {    val->SetString("");  }  return val->QueryInterface(NS_GET_IID(nsIDOMCSSPrimitiveValue),	                         (void **)&aValue);}