Port bug 788974: Don't disable elfhack when enabling profiling; r=me

--HG--
extra : rebase_source : e070a4a9059acfea543a5fba02aa6f3f0ff0e38f
extra : amend_source : 16e61ff309e155b249481a2bd9ff653d0dd70862

mail/config/mozconfigs/linux32/nightly

@@ -14,7 +14,6 @@ fi
 
 ac_add_options --enable-update-channel="${MOZ_UPDATE_CHANNEL}"
 ac_add_options --enable-profiling
-ac_add_options --disable-elf-hack # --enable-elf-hack conflicts with --enable-profiling
 
 # Needed to enable breakpad in application.ini
 export MOZILLA_OFFICIAL=1

mail/config/mozconfigs/linux64/nightly

@@ -14,7 +14,6 @@ fi
 
 ac_add_options --enable-update-channel="${MOZ_UPDATE_CHANNEL}"
 ac_add_options --enable-profiling
-ac_add_options --disable-elf-hack # --enable-elf-hack conflicts with --enable-profiling
 
 # Needed to enable breakpad in application.ini
 export MOZILLA_OFFICIAL=1