Merge changes from topic \'boringssl_conversion\'
am: 52eb93c

* commit '52eb93ca57fa2f93be7e762392abb93c0b4c9210':
  Switch fs_mgr and adb to libcrypto_utils.
  Add libcrypto_utils.

Change-Id: I5c3af35b4b20cc50ca6a97889d811194267711b7