Support for client certs in ssl_server_socket.

net/ssl/ssl_server_config.h

Index: net/ssl/ssl_server_config.h
diff --git a/net/ssl/ssl_server_config.h b/net/ssl/ssl_server_config.h
index 6e712fb88c2719e12f0cb5eef8a9b9f0cc1058a2..03e9ad88690a5ef4191b5634b6e725cbe81d3a0e 100644
--- a/net/ssl/ssl_server_config.h
+++ b/net/ssl/ssl_server_config.h
@@ -56,6 +56,11 @@ struct NET_EXPORT SSLServerConfig {
   // Requires a client certificate for client authentication from the client.
   // This doesn't currently enforce certificate validity.
   bool require_client_cert;
+
+  // Provides the list of certificates whose names are to be included in the
+  // CertificateRequest handshake message. This member is only useful if
+  // certificates are allowed.
+  CertificateList client_cert_ca_list;
 };
 
 }  // namespace net