gfe-relnote: In QUIC, use IdleNetworkDetector to detect handshake and idle network timeout. Protected by gfe2_reloadable_flag_quic_use_idle_network_detector.

PiperOrigin-RevId: 303103349
Change-Id: I3e5d6c3a2585284a69fa680b698ea14e0c86174e
diff --git a/quic/test_tools/quic_connection_peer.h b/quic/test_tools/quic_connection_peer.h
index ab14190..d6d6b3c 100644
--- a/quic/test_tools/quic_connection_peer.h
+++ b/quic/test_tools/quic_connection_peer.h
@@ -144,6 +144,8 @@
   static QuicTime GetPathDegradingDeadline(QuicConnection* connection);
 
   static QuicTime GetBlackholeDetectionDeadline(QuicConnection* connection);
+
+  static QuicAlarm* GetIdleNetworkDetectorAlarm(QuicConnection* connection);
 };
 
 }  // namespace test