attestation: Implemented CreateGoogleAttestedKey.

Only mock dependencies currently exist so this code is limited to unit
tests.

BUG=brillo:737
TEST=unit

Change-Id: Ia23d0b6afdde9d7ce70a1363d143d562236f2fff
Reviewed-on: https://chromium-review.googlesource.com/265866
Reviewed-by: Darren Krahn <dkrahn@chromium.org>
Commit-Queue: Darren Krahn <dkrahn@chromium.org>
Tested-by: Darren Krahn <dkrahn@chromium.org>
25 files changed
tree: 5962f4a63d0f60553075f5a927209fbaab8db1a4
  1. client/
  2. common/
  3. server/
  4. attestation.gyp
  5. attestation_testrunner.cc
  6. OWNERS