Update sample.
Update sample.

austinrut/vrview,jbresner/vrview,googlearchive/vrview,wuyingfengsui/vrview,wuyingfengsui/vrview,tommytee/vrview_io,aksp/vrview,jbresner/vrview,VRTicket/vrview,austinrut/vrview,tommytee/vrview_io,VRTicket/vrview,aksp/vrview,yupbae/vrview,wuyingfengsui/vrview,austinrut/vrview,VRTicket/vrview,aksp/vrview,googlearchive/vrview,jbresner/vrview,googlearchive/vrview,yupbae/vrview,yupbae/vrview,aksp/vrview