Remove unnecessary import.
Remove unnecessary import.

ryantm/ghc,sgillespie/ghc,lukexi/ghc-7.8-arm64,holzensp/ghc,GaloisInc/halvm-ghc,sgillespie/ghc,wxwxwwxxx/ghc,green-haskell/ghc,vikraman/ghc,siddhanathan/ghc,AlexanderPankiv/ghc,fmthoma/ghc,vTurbine/ghc,fmthoma/ghc,sgillespie/ghc,gcampax/ghc,christiaanb/ghc,acowley/ghc,ryantm/ghc,anton-dessiatov/ghc,fmthoma/ghc,ml9951/ghc,green-haskell/ghc,frantisekfarka/ghc-dsi,lukexi/ghc-7.8-arm64,ryantm/ghc,AlexanderPankiv/ghc,snoyberg/ghc,green-haskell/ghc,tjakway/ghcjvm,nkaretnikov/ghc,holzensp/ghc,mcschroeder/ghc,sdiehl/ghc,olsner/ghc,mcmaniac/ghc,vikraman/ghc,gcampax/ghc,ezyang/ghc,mettekou/ghc,bitemyapp/ghc,ml9951/ghc,snoyberg/ghc,mfine/ghc,oldmanmike/ghc,gridaphobe/ghc,GaloisInc/halvm-ghc,acowley/ghc,tibbe/ghc,nomeata/ghc,nushio3/ghc,oldmanmike/ghc,oldmanmike/ghc,gcampax/ghc,jstolarek/ghc,forked-upstream-packages-for-ghcjs/ghc,ml9951/ghc,TomMD/ghc,TomMD/ghc,sdiehl/ghc,anton-dessiatov/ghc,mettekou/ghc,oldmanmike/ghc,gcampax/ghc,da-x/ghc,christiaanb/ghc,vikraman/ghc,mcschroeder/ghc,shlevy/ghc,shlevy/ghc,da-x/ghc,lukexi/ghc,spacekitteh/smcghc,AlexanderPankiv/ghc,acowley/ghc,vikraman/ghc,nkaretnikov/ghc,hferreiro/replay,bitemyapp/ghc,siddhanathan/ghc,bitemyapp/ghc,tjakway/ghcjvm,christiaanb/ghc,ezyang/ghc,fmthoma/ghc,snoyberg/ghc,frantisekfarka/ghc-dsi,vikraman/ghc,frantisekfarka/ghc-dsi,anton-dessiatov/ghc,elieux/ghc,acowley/ghc,elieux/ghc,ilyasergey/GHC-XAppFix,hferreiro/replay,mcschroeder/ghc,ekmett/ghc,elieux/ghc,TomMD/ghc,ghc-android/ghc,GaloisInc/halvm-ghc,GaloisInc/halvm-ghc,GaloisInc/halvm-ghc,mcschroeder/ghc,ilyasergey/GHC-XAppFix,forked-upstream-packages-for-ghcjs/ghc,wxwxwwxxx/ghc,ml9951/ghc,wxwxwwxxx/ghc,ekmett/ghc,nomeata/ghc,mfine/ghc,nkaretnikov/ghc,hferreiro/replay,urbanslug/ghc,vikraman/ghc,hferreiro/replay,spacekitteh/smcghc,ml9951/ghc,gridaphobe/ghc,siddhanathan/ghc,siddhanathan/ghc,mettekou/ghc,sdiehl/ghc,TomMD/ghc,shlevy/ghc,tjakway/ghcjvm,da-x/ghc,acowley/ghc,oldmanmike/ghc,forked-upstream-packages-for-ghcjs/ghc,elieux/ghc,sdiehl/ghc,jstolarek/ghc,AlexanderPankiv/ghc,nkaretnikov/ghc,urbanslug/ghc,snoyberg/ghc,mcschroeder/ghc,da-x/ghc,TomMD/ghc,christiaanb/ghc,mettekou/ghc,nathyong/microghc-ghc,green-haskell/ghc,nkaretnikov/ghc,ml9951/ghc,ezyang/ghc,ezyang/ghc,vTurbine/ghc,spacekitteh/smcghc,ilyasergey/GHC-XAppFix,ghc-android/ghc,gridaphobe/ghc,nomeata/ghc,olsner/ghc,christiaanb/ghc,forked-upstream-packages-for-ghcjs/ghc,forked-upstream-packages-for-ghcjs/ghc,olsner/ghc,ezyang/ghc,nkaretnikov/ghc,sgillespie/ghc,ml9951/ghc,gridaphobe/ghc,green-haskell/ghc,nathyong/microghc-ghc,lukexi/ghc,fmthoma/ghc,tjakway/ghcjvm,olsner/ghc,frantisekfarka/ghc-dsi,siddhanathan/ghc,nathyong/microghc-ghc,mettekou/ghc,mettekou/ghc,vTurbine/ghc,christiaanb/ghc,vTurbine/ghc,nushio3/ghc,bitemyapp/ghc,gridaphobe/ghc,vikraman/ghc,mfine/ghc,hferreiro/replay,ghc-android/ghc,lukexi/ghc,snoyberg/ghc,christiaanb/ghc,olsner/ghc,TomMD/ghc,lukexi/ghc-7.8-arm64,forked-upstream-packages-for-ghcjs/ghc,ghc-android/ghc,tjakway/ghcjvm,wxwxwwxxx/ghc,mcmaniac/ghc,wxwxwwxxx/ghc,fmthoma/ghc,wxwxwwxxx/ghc,gcampax/ghc,acowley/ghc,ilyasergey/GHC-XAppFix,lukexi/ghc,mettekou/ghc,tjakway/ghcjvm,jstolarek/ghc,forked-upstream-packages-for-ghcjs/ghc,nomeata/ghc,urbanslug/ghc,lukexi/ghc,TomMD/ghc,mcmaniac/ghc,olsner/ghc,nathyong/microghc-ghc,nushio3/ghc,nomeata/ghc,ekmett/ghc,urbanslug/ghc,tjakway/ghcjvm,vTurbine/ghc,oldmanmike/ghc,AlexanderPankiv/ghc,tibbe/ghc,sgillespie/ghc,mcmaniac/ghc,hferreiro/replay,da-x/ghc,nushio3/ghc,jstolarek/ghc,lukexi/ghc-7.8-arm64,elieux/ghc,anton-dessiatov/ghc,ekmett/ghc,urbanslug/ghc,sgillespie/ghc,elieux/ghc,shlevy/ghc,sdiehl/ghc,vTurbine/ghc,jstolarek/ghc,bitemyapp/ghc,ezyang/ghc,anton-dessiatov/ghc,hferreiro/replay,mcmaniac/ghc,shlevy/ghc,mfine/ghc,tibbe/ghc,mfine/ghc,snoyberg/ghc,nathyong/microghc-ghc,oldmanmike/ghc,ml9951/ghc,gridaphobe/ghc,ryantm/ghc,ghc-android/ghc,nushio3/ghc,acowley/ghc,holzensp/ghc,nathyong/microghc-ghc,olsner/ghc,gcampax/ghc,nushio3/ghc,GaloisInc/halvm-ghc,siddhanathan/ghc,GaloisInc/halvm-ghc,wxwxwwxxx/ghc,gcampax/ghc,nkaretnikov/ghc,spacekitteh/smcghc,tibbe/ghc,tibbe/ghc,AlexanderPankiv/ghc,ezyang/ghc,gridaphobe/ghc,mfine/ghc,da-x/ghc,sgillespie/ghc,mfine/ghc,AlexanderPankiv/ghc,urbanslug/ghc,frantisekfarka/ghc-dsi,anton-dessiatov/ghc,fmthoma/ghc,mcschroeder/ghc,nushio3/ghc,sdiehl/ghc,nathyong/microghc-ghc,anton-dessiatov/ghc,shlevy/ghc,siddhanathan/ghc,sdiehl/ghc,spacekitteh/smcghc,snoyberg/ghc,ryantm/ghc,lukexi/ghc-7.8-arm64,ghc-android/ghc,holzensp/ghc,shlevy/ghc,urbanslug/ghc,mcschroeder/ghc,da-x/ghc,elieux/ghc,holzensp/ghc,vTurbine/ghc,ghc-android/ghc,ekmett/ghc