post-W7 cleanup

src/fastcgi/src/fcgicc.cc

@@ -826,6 +826,8 @@ FastCGIServer::process_http_request(FastCGIRequest& request, String& data)
 		request.params["SCRIPT_FILENAME"] = real_candidate;
 	}
 
+	// Any .uce unit may expose WS(Request&). The runtime accepts WebSocket
+	// upgrades based on HTTP headers and dispatches messages to that handler.
 	if(to_lower(request.params["HTTP_UPGRADE"]) == "websocket")
 	{
 		Connection* connection = client_sockets[request.resources.client_socket];