摘要：
Admob 更新后。放到工程里会报错。错误如下： "_OBJC_CLASS_$_ASIdentifierManager", referenced from: objc-class-ref in libGoogleAdMobAds.a(GADIdentifierUtilities.o) "_OBJC_CLASS_$_SKStoreProductViewController", referenced from: objc-class-ref in libGoogleAdMobAds.a(GADOpener.o) "_SKStoreProductPa 阅读全文
