Fix case where there are multiple concurrent requests to TracevisServer and multiple images are appended to the root.
Fix case where there are multiple concurrent requests to TracevisServer
and multiple images are appended to the root.
linkedin/parseq,jasonchaffee/parseq,linkedin/parseq,is00hcw/parseq,linkedin/parseq,is00hcw/parseq,linkedin/parseq,jasonchaffee/parseq