Enable jemalloc on host bionic am: ba738bb2f2 am: 7b855b38b6 am: 1784466740
am: 6b5a3c06c4

Change-Id: I40b8956da8a28d06c1a4825bafc3bd52956ac45c
diff --git a/Android.bp b/Android.bp
index 0377fd9..b2cfeb8 100644
--- a/Android.bp
+++ b/Android.bp
@@ -68,6 +68,7 @@
 
 cc_defaults {
     name: "jemalloc_defaults",
+    defaults: ["linux_bionic_supported"],
     cflags: common_cflags,
 
     product_variables: common_product_variables,