automerge: 25c29c1 * commit '25c29c19474e5cb359473d3d36fdb1eddb90f50b': Move frameworks users over to libcore hex encoding API.
automerge: 25c29c1 * commit '25c29c19474e5cb359473d3d36fdb1eddb90f50b': Move frameworks users over to libcore hex encoding API.