Revert "Revert "Suppress NewApi warnings for @SystemApi -> public APIs""

This reverts commit d654277abfa0abd1268acc6db1753536509e41c8.

Reason for revert: Re-landing changes not related to postsubmit failure

Change-Id: I72fd6b908deeb293f1f3a342f006515029972089
6 files changed
tree: c3327b3870a79a5a6e7517820a4762ed37822509
  1. staticlibs/