relnote: Protected by --quic_fix_beta_last_max. Fix conservative decrease for n-connection emulatio…

net/quic/core/crypto/crypto_protocol.h

Index: net/quic/core/crypto/crypto_protocol.h
diff --git a/net/quic/core/crypto/crypto_protocol.h b/net/quic/core/crypto/crypto_protocol.h
index 272fac606ee16711c66fa173e97a82cefe2dbbc8..80b61ad0320719d668f3ea91a39237b32a9ca1c6 100644
--- a/net/quic/core/crypto/crypto_protocol.h
+++ b/net/quic/core/crypto/crypto_protocol.h
@@ -127,6 +127,7 @@ const QuicTag kSMHL = TAG('S', 'M', 'H', 'L');   // Support MAX_HEADER_LIST_SIZE
 
 const QuicTag kCCVX = TAG('C', 'C', 'V', 'X');   // Fix Cubic convex bug.
 const QuicTag kCBQT = TAG('C', 'B', 'Q', 'T');   // Fix CubicBytes quantization.
+const QuicTag kBLMX = TAG('B', 'L', 'M', 'X');   // Fix Cubic BetaLastMax bug.
 
 // Optional support of truncated Connection IDs.  If sent by a peer, the value
 // is the minimum number of bytes allowed for the connection ID sent to the