Bug 1416490 - Backed out changeset 6a412222f22e (bug 1320738) in favor of fixing the underlying issue. r=glandium

MozReview-Commit-ID: 5JaoquWq5Jj

--HG--
extra : rebase_source : 70f3cff23ab7d4d0f0e79d1cf207b0462c355ce0

old-configure.in

@@ -5101,7 +5101,6 @@ export HOST_CFLAGS
 export HOST_CPPFLAGS
 export HOST_CXXFLAGS
 export HOST_LDFLAGS
-export MOZ_PGO
 
 if ! test -e js; then
     mkdir js