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

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

Change-Id: I9a4d0bd1863840be9cacd3b7068af8db298a4610
tree: a3da8a22f77f98697cb92e2d63230386147b1e23
  1. staticlibs/