[GHC] #8330: Remove ExtsCompat46 module once we bootstrap with GHC 7.8

[GHC]

#8330: Remove ExtsCompat46 module once we bootstrap with GHC 7.8
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        Reporter:  jstolarek   |            Owner:
            Type:  task        |           Status:  new
        Priority:  highest     |        Milestone:  7.10.1
       Component:  Compiler    |          Version:  7.7
      Resolution:              |         Keywords:
Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple             |       Difficulty:  Easy (less than 1 hour)
 Type of failure:              |       Blocked By:
  None/Unknown                 |  Related Tickets:
       Test Case:              |
        Blocking:              |
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Changes (by simonpj):

 * priority:  low => highest


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8330#comment:1>
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