SIL: Remove an assertion
SIL: Remove an assertion

To support closures that capture the dynamic Self type, we need to add
a new hidden parameter which does not have a VarDecl.

kstaring/swift,natecook1000/swift,IngmarStein/swift,arvedviehweger/swift,Jnosh/swift,rudkx/swift,rudkx/swift,xwu/swift,amraboelela/swift,tkremenek/swift,tkremenek/swift,shajrawi/swift,apple/swift,atrick/swift,brentdax/swift,return/swift,jmgc/swift,tardieu/swift,ahoppen/swift,glessard/swift,gribozavr/swift,gregomni/swift,gregomni/swift,calebd/swift,natecook1000/swift,ahoppen/swift,CodaFi/swift,sschiau/swift,tardieu/swift,kperryua/swift,ahoppen/swift,austinzheng/swift,apple/swift,parkera/swift,tjw/swift,gregomni/swift,stephentyrone/swift,gottesmm/swift,hughbe/swift,jckarter/swift,djwbrown/swift,aschwaighofer/swift,djwbrown/swift,roambotics/swift,parkera/swift,therealbnut/swift,CodaFi/swift,lorentey/swift,jckarter/swift,gregomni/swift,return/swift,ben-ng/swift,parkera/swift,kperryua/swift,codestergit/swift,airspeedswift/swift,arvedviehweger/swift,aschwaighofer/swift,xedin/swift,modocache/swift,arvedviehweger/swift,arvedviehweger/swift,Jnosh/swift,jckarter/swift,lorentey/swift,atrick/swift,tinysun212/swift-windows,gribozavr/swift,gottesmm/swift,JGiola/swift,airspeedswift/swift,harlanhaskins/swift,manavgabhawala/swift,uasys/swift,djwbrown/swift,manavgabhawala/swift,parkera/swift,gmilos/swift,russbishop/swift,gribozavr/swift,austinzheng/swift,jtbandes/swift,airspeedswift/swift,lorentey/swift,arvedviehweger/swift,tardieu/swift,amraboelela/swift,jopamer/swift,deyton/swift,jopamer/swift,russbishop/swift,JGiola/swift,roambotics/swift,swiftix/swift,bitjammer/swift,tjw/swift,hughbe/swift,xwu/swift,atrick/swift,huonw/swift,jmgc/swift,calebd/swift,frootloops/swift,OscarSwanros/swift,JaSpa/swift,gregomni/swift,xedin/swift,russbishop/swift,frootloops/swift,airspeedswift/swift,xwu/swift,jckarter/swift,deyton/swift,OscarSwanros/swift,shajrawi/swift,uasys/swift,hooman/swift,jopamer/swift,atrick/swift,therealbnut/swift,xedin/swift,practicalswift/swift,tjw/swift,devincoughlin/swift,IngmarStein/swift,therealbnut/swift,bitjammer/swift,CodaFi/swift,huonw/swift,modocache/swift,uasys/swift,karwa/swift,uasys/swift,huonw/swift,alblue/swift,hooman/swift,kperryua/swift,codestergit/swift,kperryua/swift,amraboelela/swift,frootloops/swift,OscarSwanros/swift,aschwaighofer/swift,jtbandes/swift,tinysun212/swift-windows,CodaFi/swift,karwa/swift,calebd/swift,atrick/swift,sschiau/swift,ben-ng/swift,hooman/swift,felix91gr/swift,roambotics/swift,manavgabhawala/swift,sschiau/swift,CodaFi/swift,nathawes/swift,jtbandes/swift,shahmishal/swift,frootloops/swift,nathawes/swift,Jnosh/swift,allevato/swift,allevato/swift,milseman/swift,CodaFi/swift,jtbandes/swift,gottesmm/swift,devincoughlin/swift,alblue/swift,tkremenek/swift,austinzheng/swift,brentdax/swift,deyton/swift,hughbe/swift,modocache/swift,xwu/swift,practicalswift/swift,rudkx/swift,allevato/swift,return/swift,aschwaighofer/swift,deyton/swift,lorentey/swift,stephentyrone/swift,djwbrown/swift,xedin/swift,ben-ng/swift,alblue/swift,uasys/swift,practicalswift/swift,xedin/swift,allevato/swift,kperryua/swift,devincoughlin/swift,codestergit/swift,shajrawi/swift,tkremenek/swift,uasys/swift,jopamer/swift,Jnosh/swift,milseman/swift,ben-ng/swift,deyton/swift,IngmarStein/swift,kstaring/swift,arvedviehweger/swift,nathawes/swift,return/swift,tardieu/swift,harlanhaskins/swift,shajrawi/swift,alblue/swift,shahmishal/swift,xedin/swift,codestergit/swift,shajrawi/swift,shahmishal/swift,huonw/swift,JGiola/swift,kstaring/swift,jmgc/swift,shahmishal/swift,JaSpa/swift,jtbandes/swift,gribozavr/swift,tinysun212/swift-windows,danielmartin/swift,nathawes/swift,parkera/swift,xwu/swift,kstaring/swift,bitjammer/swift,hughbe/swift,modocache/swift,zisko/swift,harlanhaskins/swift,amraboelela/swift,gribozavr/swift,tjw/swift,allevato/swift,karwa/swift,JGiola/swift,devincoughlin/swift,OscarSwanros/swift,tinysun212/swift-windows,benlangmuir/swift,JaSpa/swift,arvedviehweger/swift,sschiau/swift,bitjammer/swift,glessard/swift,jckarter/swift,therealbnut/swift,jmgc/swift,modocache/swift,swiftix/swift,apple/swift,felix91gr/swift,practicalswift/swift,tinysun212/swift-windows,JaSpa/swift,shajrawi/swift,gmilos/swift,felix91gr/swift,shahmishal/swift,djwbrown/swift,tjw/swift,swiftix/swift,uasys/swift,frootloops/swift,gribozavr/swift,benlangmuir/swift,codestergit/swift,devincoughlin/swift,return/swift,ahoppen/swift,karwa/swift,OscarSwanros/swift,jopamer/swift,swiftix/swift,amraboelela/swift,aschwaighofer/swift,gmilos/swift,glessard/swift,practicalswift/swift,hooman/swift,JaSpa/swift,gmilos/swift,felix91gr/swift,JGiola/swift,russbishop/swift,jtbandes/swift,kperryua/swift,stephentyrone/swift,milseman/swift,rudkx/swift,atrick/swift,felix91gr/swift,manavgabhawala/swift,kstaring/swift,ben-ng/swift,austinzheng/swift,amraboelela/swift,Jnosh/swift,austinzheng/swift,codestergit/swift,OscarSwanros/swift,manavgabhawala/swift,milseman/swift,jopamer/swift,return/swift,deyton/swift,parkera/swift,jmgc/swift,nathawes/swift,devincoughlin/swift,therealbnut/swift,shahmishal/swift,lorentey/swift,gmilos/swift,huonw/swift,alblue/swift,gmilos/swift,karwa/swift,ahoppen/s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