Export include for libjemalloc5 usage. am: 8333b30b97 am: 94c497862b am: dbb559d281

Change-Id: I40e3c1e45b840d6f4a657efaaffbba10ed9d1231
diff --git a/Android.bp b/Android.bp
index abb41ff..2cfe241 100644
--- a/Android.bp
+++ b/Android.bp
@@ -153,6 +153,8 @@
 
     srcs: lib_src_files,
 
+    export_include_dirs: ["include"],
+
     target: {
         android: {
             shared: {