fix update-makefiles.sh to not need Android.mk
am: 15e1558a04

Change-Id: Iec4f362abc0e0b1f1798e93baf457d9ce0cf3386
tree: 995f7921f5aa42bf74bf73b450571378312fe253
  1. benchmarks/
  2. nfc/
  3. tests/
  4. MODULE_LICENSE_APACHE2
  5. NOTICE
  6. update-makefiles.sh