Merge "Add variable PRODUCT_SHIPPING_API_LEVEL." into nyc-dev
am: 837b86aa56

* commit '837b86aa5696fea28a0acfde7361a3c5d5824624':
  Add variable PRODUCT_SHIPPING_API_LEVEL.

Change-Id: I692a44938baa8e462041786b1f394dc5b41ac8e0