Make foundation classes public.

Without making public, runtime cannot see the classes and induces
unexpected errors.

Bug:  2832816
Change-Id: Ifaefaca9364eff9027cde78b0144c08219e8831e
6 files changed
tree: ed71cf3270dc6b4591e34c5c6575a0386c40d1bc
  1. java/
  2. tests/
  3. Android.mk