safer isNative check (fix #5361)
safer isNative check (fix #5361)

Hanks10100/vue,KingMario/vue,xueyaodeai/vue,vuejs/vue,cnchanning/vue,Ddder-FE/vue,Jinjiang/vue,Hanks10100/vue,vuejs/vue,cnchanning/vue,Hanks10100/vue,Jinjiang/vue,vuejs/vue,lizhiyao/vue,Ddder-FE/vue,lizhiyao/vue,Kingwl/vue,optimizely/vue,Ddder-FE/vue,cnchanning/vue,lizhiyao/vue,Kingwl/vue,KingMario/vue,Ddder-FE/vue,xueyaodeai/vue,Jinjiang/vue,KingMario/vue,Jinjiang/vue,KingMario/vue,xueyaodeai/vue,xueyaodeai/vue,vuejs/vue,Kingwl/vue,lizhiyao/vue,Kingwl/vue,Hanks10100/vue