Tiny refactoring in TcUnify
Tiny refactoring in TcUnify

shlevy/ghc,sdiehl/ghc,vTurbine/ghc,shlevy/ghc,vikraman/ghc,sdiehl/ghc,nushio3/ghc,ezyang/ghc,sdiehl/ghc,sdiehl/ghc,mcschroeder/ghc,snoyberg/ghc,sgillespie/ghc,tjakway/ghcjvm,vikraman/ghc,vikraman/ghc,gridaphobe/ghc,oldmanmike/ghc,mettekou/ghc,olsner/ghc,vikraman/ghc,mcschroeder/ghc,tjakway/ghcjvm,nushio3/ghc,snoyberg/ghc,sdiehl/ghc,nushio3/ghc,mettekou/ghc,snoyberg/ghc,oldmanmike/ghc,shlevy/ghc,olsner/ghc,vikraman/ghc,gridaphobe/ghc,snoyberg/ghc,vikraman/ghc,vTurbine/ghc,gridaphobe/ghc,olsner/ghc,sdiehl/ghc,ezyang/ghc,vTurbine/ghc,ezyang/ghc,olsner/ghc,nushio3/ghc,mettekou/ghc,shlevy/ghc,shlevy/ghc,mettekou/ghc,mcschroeder/ghc,mettekou/ghc,shlevy/ghc,oldmanmike/ghc,sgillespie/ghc,mcschroeder/ghc,gridaphobe/ghc,sgillespie/ghc,tjakway/ghcjvm,ezyang/ghc,vTurbine/ghc,oldmanmike/ghc,sgillespie/ghc,ezyang/ghc,gridaphobe/ghc,oldmanmike/ghc,tjakway/ghcjvm,sgillespie/ghc,vTurbine/ghc,ezyang/ghc,tjakway/ghcjvm,snoyberg/ghc,gridaphobe/ghc,mettekou/ghc,mcschroeder/ghc,mcschroeder/ghc,oldmanmike/ghc,nushio3/ghc,mettekou/ghc,tjakway/ghcjvm,ezyang/ghc,vTurbine/ghc,nushio3/ghc,oldmanmike/ghc,nushio3/ghc,vTurbine/ghc,tjakway/ghcjvm,gridaphobe/ghc,shlevy/ghc,olsner/ghc,sgillespie/ghc,olsner/ghc,sdiehl/ghc,sgillespie/ghc,snoyberg/ghc,mcschroeder/ghc,snoyberg/ghc,vikraman/ghc,olsner/ghc