Support for client certs in ssl_server_socket.

net/ssl/ssl_server_config.cc

Index: net/ssl/ssl_server_config.cc
diff --git a/net/ssl/ssl_server_config.cc b/net/ssl/ssl_server_config.cc
index 8b3e67f7f21e42ef21e56ac4a116c55bbff16e6a..538925faf961209cea4882c797a8e91f06f97b72 100644
--- a/net/ssl/ssl_server_config.cc
+++ b/net/ssl/ssl_server_config.cc
@@ -13,7 +13,9 @@ SSLServerConfig::SSLServerConfig()
     : version_min(kDefaultSSLVersionMin),
       version_max(SSL_PROTOCOL_VERSION_TLS1_2),
       require_ecdhe(false),
-      require_client_cert(false) {}
+      require_client_cert(false),
+      client_cert_ca_list(),
+      client_cert_verifier() {}
 
 SSLServerConfig::~SSLServerConfig() {}