[automerger skipped] Update signature files to the new format am: 1eb03e4be2 am: 7c2013580a
am: 7287d5bb53 -s ours
am skip reason: change_id I60f800e4a4e4659ac122c3f8ffb91e64e6339b4c with SHA1 5e9618a9a0 is in history

Change-Id: I681c52863ff13c2bca5bfec2688cf428dc4bae42