patch applied (ghc): removing the functions hs_hpc_read and hs_hpc_write inside Hpc.c, they are dead code.

[Andy Gill]

Mon Sep 17 16:02:01 PDT 2007  andy at galois.com
  * removing the functions hs_hpc_read and hs_hpc_write inside Hpc.c, they are dead code.
  
  * To be merged to STABLE. *
  

    M ./rts/Hpc.c -38