DidCompleteReadWrite  248 net/socket/tcp_client_socket.cc       &TCPClientSocket::DidCompleteReadWrite, base::Unretained(this), callback);
DidCompleteReadWrite  264 net/socket/tcp_client_socket.cc       &TCPClientSocket::DidCompleteReadWrite, base::Unretained(this), callback);
DidCompleteReadWrite   87 net/socket/tcp_client_socket.h   void DidCompleteReadWrite(const CompletionCallback& callback, int result);