[automerger skipped] Add libjsoncpp dependency am: 07dafdf702 am: a94754dfd0
am: 686866891f -s ours
am skip reason: change_id Ic7ef673565ecf88e7a04150a04d60b5f5ed78c08 with SHA1 802ffaec46 is in history

Change-Id: I1659e68800023d3419df7b009975ff90b1076cfd