gfe-relnote: Allow GFE to perform initial cwnd up and down experiment. Protected by --gfe2_reloadable_flag_quic_gfe_selected_initial_cwnd_experiments.
The minimum cwnd is 10, and the default enabled up and down experiment is 25%.
PiperOrigin-RevId: 248124804
Change-Id: Ie21685f8e35946eaa499dab935b154b928af7318
diff --git a/quic/core/crypto/crypto_protocol.h b/quic/core/crypto/crypto_protocol.h
index 6873e0f..a3abb33 100644
--- a/quic/core/crypto/crypto_protocol.h
+++ b/quic/core/crypto/crypto_protocol.h
@@ -192,6 +192,7 @@
const QuicTag kBWS2 = TAG('B', 'W', 'S', '2'); // Server bw resumption v2.
const QuicTag kBWS3 = TAG('B', 'W', 'S', '3'); // QUIC Initial CWND - Control.
const QuicTag kBWS4 = TAG('B', 'W', 'S', '4'); // QUIC Initial CWND - Enabled.
+const QuicTag kBWS5 = TAG('B', 'W', 'S', '5'); // QUIC Initial CWND up and down
// Enable path MTU discovery experiment.
const QuicTag kMTUH = TAG('M', 'T', 'U', 'H'); // High-target MTU discovery.
