Move client certificates retrieval logic out of the SSL sockets.

net/socket/ssl_client_socket_openssl.cc

Index: net/socket/ssl_client_socket_openssl.cc
diff --git a/net/socket/ssl_client_socket_openssl.cc b/net/socket/ssl_client_socket_openssl.cc
index 2c307033e4c3e45aaa9012801b0355aa7ea738cc..b9f96e34446bbe54d82cf6a1efd859fa712d7966 100644
--- a/net/socket/ssl_client_socket_openssl.cc
+++ b/net/socket/ssl_client_socket_openssl.cc
@@ -651,7 +651,6 @@ void SSLClientSocketOpenSSL::GetSSLCertRequestInfo(
     SSLCertRequestInfo* cert_request_info) {
   cert_request_info->host_and_port = host_and_port_.ToString();
   cert_request_info->cert_authorities = cert_authorities_;
-  cert_request_info->client_certs = client_certs_;
 }
 
 int SSLClientSocketOpenSSL::ExportKeyingMaterial(
@@ -774,7 +773,6 @@ void SSLClientSocketOpenSSL::Disconnect() {
   completed_handshake_ = false;
 
   cert_authorities_.clear();
-  client_certs_.clear();
   client_auth_cert_needed_ = false;
 }