Adjust visibility to avoid build breaks. am: 83863bbaad am: 0f54c047c7 am: 5fdbca11ac

Original change: https://android-review.googlesource.com/c/platform/frameworks/libs/net/+/1482959

Change-Id: I68b74b5c7dc98d8da57650fa1f07ce988f0fdb9b
tree: a3da8a22f77f98697cb92e2d63230386147b1e23
  1. staticlibs/