notify warning . if set value to proxy value

[ryuever]

参考针对 itemForFlush的处理方式

if (isMatched) {
        itemForFlush.itemId = matchedItem.content.id;
        itemForFlush.salePrice = matchedItem.content.price;
        itemForFlush.stockStatus = matchedItem.content.stockStatus;
        itemForFlush.dealPrice = matchedItem.header.dealPrice;
}