[GHC] #13163: Make type import/export API Annotation friendly

[GHC]

#13163: Make type import/export API Annotation friendly
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        Reporter:  alanz             |                Owner:  alanz
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler          |              Version:  8.0.1
  (Parser)                           |
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect API     |  Unknown/Multiple
  annotation                         |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3016
       Wiki Page:                    |
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Changes (by alanz):

 * differential:   => Phab:D3016


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13163#comment:2>
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