[commit: ghc] master: Fix unused import warning (ad2d761)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/ad2d7612dbdf0e928318394ec0606da3b85a8837/ghc

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commit ad2d7612dbdf0e928318394ec0606da3b85a8837
Author: = <=>
Date:   Sat Nov 24 11:08:36 2018 +0200

    Fix unused import warning
    
    Presumably introduced by new unused import checker.


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ad2d7612dbdf0e928318394ec0606da3b85a8837
 compiler/simplStg/StgLiftLams/LiftM.hs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/compiler/simplStg/StgLiftLams/LiftM.hs b/compiler/simplStg/StgLiftLams/LiftM.hs
index c9e520a..c024956 100644
--- a/compiler/simplStg/StgLiftLams/LiftM.hs
+++ b/compiler/simplStg/StgLiftLams/LiftM.hs
@@ -47,7 +47,6 @@ import Control.Monad.Trans.RWS.Strict ( RWST, runRWST )
 import qualified Control.Monad.Trans.RWS.Strict as RWS
 import Control.Monad.Trans.Cont ( ContT (..) )
 import Data.ByteString ( ByteString )
-import Data.List ( foldl' )
 
 -- | @uncurry 'mkStgBinding' . 'decomposeStgBinding' = id@
 decomposeStgBinding :: GenStgBinding pass -> (RecFlag, [(BinderP pass, GenStgRhs pass)])