Modify a couple of calls to ap_log_error with a NULL server to use

ap_log_perror, and pass a pool.  The keeps us from seg faulting if the
error log hasn't been opened yet.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@87565 13f79535-47bb-0310-9956-ffa450edef68