IdInfo comment update
IdInfo comment update

occInfo and callArityInfo is like demandInfo and oneShotInfo: Data about
how the Id is used. [skip ci]

anton-dessiatov/ghc,GaloisInc/halvm-ghc,urbanslug/ghc,oldmanmike/ghc,gridaphobe/ghc,sdiehl/ghc,fmthoma/ghc,ml9951/ghc,anton-dessiatov/ghc,da-x/ghc,urbanslug/ghc,snoyberg/ghc,oldmanmike/ghc,mcschroeder/ghc,GaloisInc/halvm-ghc,siddhanathan/ghc,sgillespie/ghc,mcschroeder/ghc,nkaretnikov/ghc,ghc-android/ghc,ezyang/ghc,TomMD/ghc,sgillespie/ghc,tjakway/ghcjvm,AlexanderPankiv/ghc,oldmanmike/ghc,ezyang/ghc,mfine/ghc,elieux/ghc,nushio3/ghc,vikraman/ghc,AlexanderPankiv/ghc,nkaretnikov/ghc,vTurbine/ghc,mfine/ghc,shlevy/ghc,sdiehl/ghc,mettekou/ghc,wxwxwwxxx/ghc,fmthoma/ghc,ml9951/ghc,ezyang/ghc,nkaretnikov/ghc,wxwxwwxxx/ghc,ezyang/ghc,urbanslug/ghc,elieux/ghc,vTurbine/ghc,gridaphobe/ghc,shlevy/ghc,acowley/ghc,wxwxwwxxx/ghc,gridaphobe/ghc,sdiehl/ghc,sgillespie/ghc,elieux/ghc,sgillespie/ghc,olsner/ghc,ml9951/ghc,mfine/ghc,ezyang/ghc,sgillespie/ghc,nkaretnikov/ghc,vTurbine/ghc,TomMD/ghc,fmthoma/ghc,olsner/ghc,vikraman/ghc,AlexanderPankiv/ghc,nushio3/ghc,urbanslug/ghc,ghc-android/ghc,ml9951/ghc,vikraman/ghc,sgillespie/ghc,mcschroeder/ghc,acowley/ghc,snoyberg/ghc,tjakway/ghcjvm,shlevy/ghc,ml9951/ghc,snoyberg/ghc,olsner/ghc,fmthoma/ghc,urbanslug/ghc,olsner/ghc,fmthoma/ghc,nkaretnikov/ghc,da-x/ghc,GaloisInc/halvm-ghc,olsner/ghc,shlevy/ghc,TomMD/ghc,ml9951/ghc,sdiehl/ghc,shlevy/ghc,elieux/ghc,ghc-android/ghc,fmthoma/ghc,ml9951/ghc,wxwxwwxxx/ghc,ghc-android/ghc,nushio3/ghc,mettekou/ghc,tjakway/ghcjvm,da-x/ghc,da-x/ghc,AlexanderPankiv/ghc,siddhanathan/ghc,vikraman/ghc,mcschroeder/ghc,acowley/ghc,olsner/ghc,snoyberg/ghc,siddhanathan/ghc,mettekou/ghc,mettekou/ghc,anton-dessiatov/ghc,ezyang/ghc,sdiehl/ghc,elieux/ghc,vTurbine/ghc,mfine/ghc,vikraman/ghc,vikraman/ghc,tjakway/ghcjvm,fmthoma/ghc,anton-dessiatov/ghc,urbanslug/ghc,GaloisInc/halvm-ghc,snoyberg/ghc,nkaretnikov/ghc,anton-dessiatov/ghc,elieux/ghc,nushio3/ghc,mfine/ghc,elieux/ghc,AlexanderPankiv/ghc,tjakway/ghcjvm,anton-dessiatov/ghc,oldmanmike/ghc,nkaretnikov/ghc,oldmanmike/ghc,acowley/ghc,acowley/ghc,siddhanathan/ghc,acowley/ghc,nushio3/ghc,TomMD/ghc,tjakway/ghcjvm,sdiehl/ghc,AlexanderPankiv/ghc,tjakway/ghcjvm,ml9951/ghc,mfine/ghc,GaloisInc/halvm-ghc,gridaphobe/ghc,gridaphobe/ghc,olsner/ghc,vikraman/ghc,TomMD/ghc,mcschroeder/ghc,sdiehl/ghc,wxwxwwxxx/ghc,GaloisInc/halvm-ghc,GaloisInc/halvm-ghc,wxwxwwxxx/ghc,nushio3/ghc,da-x/ghc,urbanslug/ghc,ghc-android/ghc,mcschroeder/ghc,sgillespie/ghc,siddhanathan/ghc,shlevy/ghc,gridaphobe/ghc,gridaphobe/ghc,siddhanathan/ghc,AlexanderPankiv/ghc,anton-dessiatov/ghc,mettekou/ghc,ghc-android/ghc,oldmanmike/ghc,siddhanathan/ghc,mettekou/ghc,ghc-android/ghc,nushio3/ghc,mettekou/ghc,vTurbine/ghc,da-x/ghc,snoyberg/ghc,acowley/ghc,mfine/ghc,TomMD/ghc,snoyberg/ghc,shlevy/ghc,TomMD/ghc,wxwxwwxxx/ghc,oldmanmike/ghc,mcschroeder/ghc,vTurbine/ghc,vTurbine/ghc,da-x/ghc,ezyang/ghc