[NFC] Use TypeInfo for indirect return storage.
[NFC] Use TypeInfo for indirect return storage.

Previously a raw CreateLoad was used, which happened to be fine.  Here,
a TI is used, explicitly clarifying that the indirect return is taken.

rudkx/swift,atrick/swift,parkera/swift,hooman/swift,benlangmuir/swift,glessard/swift,rudkx/swift,atrick/swift,jmgc/swift,hooman/swift,jmgc/swift,gregomni/swift,JGiola/swift,hooman/swift,tkremenek/swift,roambotics/swift,JGiola/swift,parkera/swift,xwu/swift,gregomni/swift,apple/swift,roambotics/swift,tkremenek/swift,parkera/swift,jmgc/swift,gregomni/swift,tkremenek/swift,apple/swift,benlangmuir/swift,apple/swift,xwu/swift,rudkx/swift,parkera/swift,jmgc/swift,ahoppen/swift,parkera/swift,JGiola/swift,ahoppen/swift,JGiola/swift,hooman/swift,hooman/swift,jmgc/swift,xwu/swift,hooman/swift,roambotics/swift,glessard/swift,rudkx/swift,hooman/swift,apple/swift,gregomni/swift,ahoppen/swift,apple/swift,ahoppen/swift,jmgc/swift,atrick/swift,xwu/swift,ahoppen/swift,parkera/swift,atrick/swift,rudkx/swift,rudkx/swift,benlangmuir/swift,tkremenek/swift,jmgc/swift,atrick/swift,tkremenek/swift,parkera/swift,benlangmuir/swift,ahoppen/swift,glessard/swift,glessard/swift,parkera/swift,benlangmuir/swift,glessard/swift,roambotics/swift,atrick/swift,benlangmuir/swift,JGiola/swift,JGiola/swift,tkremenek/swift,xwu/swift,gregomni/swift,xwu/swift,xwu/swift,roambotics/swift,glessard/swift,roambotics/swift,apple/swift,tkremenek/swift,gregomni/swift