[automerger skipped] add API to get hash descriptor am: b510d2bf am:...
[automerger skipped] add API to get hash descriptor am: b510d2bf am: a17c2436 am: a1ba8a6e -s ours
am skip reason: Change-Id I92e32f61a265671ae0940c44147391f73776e66a with SHA-1 b510d2bf is in history
Change-Id: Ib72476ac661c7e4ed6b87886d308e1905b26a769