The implementation of AndroidSecureClock and AndroidSharedSecret to support corresponding ISharedSecret and ISecureClock AIDLs. am: 7a0799473e am: c7d9742635 am: 0eb7fd4160

Original change: https://android-review.googlesource.com/c/platform/system/keymaster/+/1562769

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Id8b4d260efabcb7d0860d39edbb23762c37bceb9