[CSGen] Removing code that was only necessary for failure diagnostics
[CSGen] Removing code that was only necessary for failure diagnostics

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