[automerger skipped] Merge "Remove unnecessary dependencies on libsigchain." am: 52c9985c8d am: 994ab60292 am: 0eb1c75dcf
am: c78cc277c2 -s ours
am skip reason: change_id I593c5483c8c096ac95f310c68f53000e06621d8b with SHA1 843f2601a7 is in history

Change-Id: Iba50118fd61873f98c184eb55ea8c3de8488eea7