relnote: Deprecate FLAGS_exact_stream_id_delta, which has always

net/quic/quic_flags.cc

Index: net/quic/quic_flags.cc
diff --git a/net/quic/quic_flags.cc b/net/quic/quic_flags.cc
index 3da999bccef91401dbb8c2666de7aa3dbd58b3b6..89f37d54dcf3b93e84b870637d50083530f0fef3 100644
--- a/net/quic/quic_flags.cc
+++ b/net/quic/quic_flags.cc
@@ -59,11 +59,6 @@ bool FLAGS_quic_use_conservative_receive_buffer = true;
 // Limits QUIC's max CWND to 200 packets.
 bool FLAGS_quic_limit_max_cwnd = true;
 
-// If true, instead of enforcing a fixed limit of 200 between the last
-// client-created stream ID and the next one, calculate the difference based on
-// get_max_open_streams().
-bool FLAGS_exact_stream_id_delta = true;
-
 // If true, require handshake confirmation for QUIC connections, functionally
 // disabling 0-rtt handshakes.
 // TODO(rtenneti): Enable this flag after fixing tests.