| 374 | }; |
| 375 | |
| 376 | static SessionLogger* global_session_logger() { |
| 377 | static SessionLogger* logger = new SessionLogger(); |
| 378 | return logger; |
| 379 | } |
| 380 | |
| 381 | SessionRef::SessionRef(Session* session) : session_(session) { |
| 382 | if (getenv("TF_REPLAY_LOG_FILE") != nullptr) { |