soffice.sh: can't hurt to force system allocator for massif

Change-Id: Ib999ed36befae52894c04eaa95be76f2a7cfdd3b

desktop/scripts/soffice.sh

@@ -118,7 +118,7 @@ for arg in $@ $EXTRAOPT ; do
                 echo "use kill -SIGUSR2 pid to dump traces of active allocations"
                 checks="c$checks"
                 case "$VALGRIND" in
-                helgrind|memcheck)
+                helgrind|memcheck|massif|exp-dhat)
                     export G_SLICE=always-malloc
                     export GLIBCXX_FORCE_NEW=1
                     ;;