carto/protobuf @ 0d52964597d0552f5ab4442f9908fd39d8650b23

Feng Xiao 9104da3261 Down-integrate from internal code base.		11 vuotta sitten
..
main	9104da3261 Down-integrate from internal code base.	11 vuotta sitten
test	9104da3261 Down-integrate from internal code base.	11 vuotta sitten