[GHC] #12922: Kind classes compile with PolyKinds

[GHC]

#12922: Kind classes compile with PolyKinds
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        Reporter:  Tritlo            |                Owner:  goldfire
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
      Resolution:  wontfix           |             Keywords:  TypeInType
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by RyanGlScott):

 Hm... I wonder if we should convert the `TypeInType` Trac keyword to
 `PolyKinds` as well?

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12922#comment:10>
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