Fix data race in WebSocket where _url is accessed without protection in setThreadName

Also fix with url usage + docker container uses fedora and works with tsan

third_party/statsd-client-cpp/src/statsd_client.h

@@ -61,6 +61,6 @@ protected:
     const uint64_t max_batching_size = 32768;
 };
 
-}; // end namespace
+} // end namespace
 
 #endif