[GHC] #10952: Use IPids instead of package keys in HPC tix files

[GHC]

#10952: Use IPids instead of package keys in HPC tix files
-------------------------------------+-------------------------------------
        Reporter:  mgsloan           |                Owner:
            Type:  bug               |               Status:  new
        Priority:  low               |            Milestone:
       Component:  Code Coverage     |              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):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by Feuerbach):

 Wow thanks Michael, that's great news! Building stack with Cabal HEAD is
 much easier than patching and building ghc. And I've verified that doing
 so indeed fixes my problem, so this ticket shouldn't affect me much
 anymore.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10952#comment:9>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler