The connection delete message may be processed when a port is being deleted. Calling LOG_J here needs to access the port object that may have been partially released. This fixes the memcheck bot failure. TBR=pthatcher@webrtc.org BUG= Review-Url: https://codereview.webrtc.org/2026403003 Cr-Commit-Position: refs/heads/master@{#13002}