[GHC] #11135: Migrate more of Data.Functor.* from transformers to base.

[GHC]

#11135: Migrate more of Data.Functor.* from transformers to base.
-------------------------------------+-------------------------------------
        Reporter:  hvr               |                Owner:
            Type:  task              |               Status:  upstream
        Priority:  highest           |            Milestone:  8.0.1
       Component:  libraries/base    |              Version:  7.10.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D1543
       Wiki Page:                    |  Phab:D1544 Phab:D1630
-------------------------------------+-------------------------------------
Changes (by duairc):

 * differential:  Phab:D1543 Phab:D1544 => Phab:D1543 Phab:D1544 Phab:D1630


Comment:

 I've made a [https://phabricator.haskell.org/D1630 patch] for splitting
 `Data.Functor.Const` into its own module, which is more or less orthogonal
 to migrating the functors from `transformers` into `base`.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11135#comment:13>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler