tree a55bc639624ce9bc0dd9a78b2868ffb77dfe2ffe
parent 520256fba7b581b56a4a467b7fab9b936a8d5466
author Shawn Willden <swillden@google.com> 1457577689 -0700
committer Shawn Willden <swillden@google.com> 1457577779 -0700

Remove agree_key and add configure to keymaster2.

Key agreement (ECDH) has been punted from the N release, and a
configuration method has been added to support version binding.

Change-Id: Ie3219e9a5062c2f2bc4e298cd88af764f4c3809c