Track libnativehelper move for PDK.

Bug: 6369821
Change-Id: I287c08d562d3aab14adf34a614ef752ecc21c064
diff --git a/mkmf.sh b/mkmf.sh
index 15d0432..0372d62 100644
--- a/mkmf.sh
+++ b/mkmf.sh
@@ -49,7 +49,7 @@
     -I$aospdir/hardware/libhardware/include \
     -I$aospdir/hardware/libhardware_legacy/include \
     -I$aospdir/hardware/ril/include \
-    -I$aospdir/dalvik/libnativehelper/include \
+    -I$aospdir/libnativehelper/include \
     -I$aospdir/frameworks/base/include \
     -I$aospdir/frameworks/base/opengl/include \
     -I$aospdir/external/skia/include \