CommonPrefixLength 2230 net/base/net_util.cc   return CommonPrefixLength(mask, all_ones);
CommonPrefixLength  572 net/base/net_util.h unsigned CommonPrefixLength(const IPAddressNumber& a1,
CommonPrefixLength  303 net/dns/address_sorter_posix.cc           CommonPrefixLength(info->address, src.address()),