Implement Eq TyCon directly
Implement Eq TyCon directly

Eq TyCon is defined in terms of Ord TyCon, but we want to
remove Ord TyCon, because it's implemented in terms of unique
comparison, which is nondeterministic.

GHC Trac: #4012

olsner/ghc,sdiehl/ghc,olsner/ghc,snoyberg/ghc,snoyberg/ghc,vTurbine/ghc,olsner/ghc,sdiehl/ghc,ezyang/ghc,sgillespie/ghc,vTurbine/ghc,ezyang/ghc,mettekou/ghc,shlevy/ghc,sgillespie/ghc,sdiehl/ghc,mettekou/ghc,sdiehl/ghc,vTurbine/ghc,snoyberg/ghc,shlevy/ghc,sgillespie/ghc,vTurbine/ghc,olsner/ghc,sgillespie/ghc,olsner/ghc,ezyang/ghc,snoyberg/ghc,olsner/ghc,vTurbine/ghc,snoyberg/ghc,shlevy/ghc,vTurbine/ghc,shlevy/ghc,vTurbine/ghc,shlevy/ghc,mettekou/ghc,ezyang/ghc,olsner/ghc,sgillespie/ghc,mettekou/ghc,shlevy/ghc,mettekou/ghc,snoyberg/ghc,shlevy/ghc,sdiehl/ghc,sdiehl/ghc,sgillespie/ghc,ezyang/ghc,sdiehl/ghc,snoyberg/ghc,ezyang/ghc,ezyang/ghc,mettekou/ghc,sgillespie/ghc,mettekou/ghc