StartDnsLookup    221 extensions/browser/api/socket/socket_api.cc   StartDnsLookup(hostname_);
StartDnsLookup    522 extensions/browser/api/socket/socket_api.cc   StartDnsLookup(hostname_);
StartDnsLookup    121 extensions/browser/api/socket/socket_api.h   void StartDnsLookup(const std::string& hostname);
StartDnsLookup    273 extensions/browser/api/sockets_tcp/sockets_tcp_api.cc   StartDnsLookup(params_->peer_address);
StartDnsLookup    242 extensions/browser/api/sockets_udp/sockets_udp_api.cc   StartDnsLookup(params_->address);