Testsuite: delete dead code [skip ci]
Testsuite: delete dead code [skip ci]

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