Bug 1353752 - Fixed building with jemalloc4 r=glandium

It was broken by 516551993d16.

r=glandium

MozReview-Commit-ID: BvejKjAPB84

--HG--
extra : rebase_source : efaf5c0afb7454ecc75a733e184c82cbd16c5e5f

memory/build/zone.c

@@ -236,7 +236,7 @@ zone_log(malloc_zone_t *zone, void *address)
 {
 }
 
-#ifdef MOZ_JEMALLOC
+#ifdef MOZ_JEMALLOC4
 
 #include "jemalloc/internal/jemalloc_internal.h"