[commit: ghc-prim] no-pred-ty: Don't need IPBox any longer since I'm going to use newtype to do it (62f5115)

[Max Bolingbroke]

Repository : ssh://darcs.haskell.org//srv/darcs/packages/ghc-prim

On branch  : no-pred-ty

http://hackage.haskell.org/trac/ghc/changeset/62f51156720d860c3ab91ce86cae697417ce8594

>---------------------------------------------------------------

commit 62f51156720d860c3ab91ce86cae697417ce8594
Author: Max Bolingbroke <batterseapower at hotmail.com>
Date:   Tue Sep 6 15:53:58 2011 +0100

    Don't need IPBox any longer since I'm going to use newtype to do it

>---------------------------------------------------------------

 GHC/Types.hs |   10 +---------
 1 files changed, 1 insertions(+), 9 deletions(-)

diff --git a/GHC/Types.hs b/GHC/Types.hs
index e1e7470..8e1c11b 100644
--- a/GHC/Types.hs
+++ b/GHC/Types.hs
@@ -18,8 +18,7 @@
 module GHC.Types (
         Bool(..), Char(..), Int(..),
         Float(..), Double(..),
-        Ordering(..), IO(..),
-        IPBox(..)
+        Ordering(..), IO(..)
     ) where
 
 import GHC.Prim
@@ -79,13 +78,6 @@ or the '>>' and '>>=' operations from the 'Monad' class.
 newtype IO a = IO (State# RealWorld -> (# State# RealWorld, a #))
 
 
--- | A data constructor used to box up all implicit parameter arguments

>---------------------------------------------------------------

--- This is very special in that we never use the IPBox TyCon directly.
--- Instead, internally GHC attributes many different TyCons (one for
--- each implicit parameter name) to the IPBox data constructor
-data IPBox a = IPBox a
-
 -- | A data constructor used to box up all unlifted equalities
 --
 -- The type constructor is special in that GHC pretends that it