Don't track support for RESET_STREAM_AT in QuicConnection. Instead, rely on state in QuicFramer.

Not flagged because this is a trivial change and reliable reset code is not currently exercised.

PiperOrigin-RevId: 687047284

quiche/quic/core/quic_connection.cc

diff --git a/quiche/quic/core/quic_connection.cc b/quiche/quic/core/quic_connection.cc
index 72bf8c9..274e1b7 100644
--- a/quiche/quic/core/quic_connection.cc
+++ b/quiche/quic/core/quic_connection.cc
@@ -580,8 +580,7 @@
     }
   }
 
-  reliable_stream_reset_ = config.SupportsReliableStreamReset();
-  framer_.set_process_reset_stream_at(reliable_stream_reset_);
+  framer_.set_process_reset_stream_at(config.SupportsReliableStreamReset());
 }
 
 void QuicConnection::AddDispatcherSentPackets(
@@ -2098,7 +2097,7 @@
   if (!UpdatePacketContent(RESET_STREAM_AT_FRAME)) {
     return false;
   }
-  if (!reliable_stream_reset_) {
+  if (!framer_.process_reset_stream_at()) {
     CloseConnection(IETF_QUIC_PROTOCOL_VIOLATION,
                     "Received RESET_STREAM_AT while not negotiated.",
                     ConnectionCloseBehavior::SEND_CONNECTION_CLOSE_PACKET);

quiche/quic/core/quic_connection.h

diff --git a/quiche/quic/core/quic_connection.h b/quiche/quic/core/quic_connection.h
index 693873b..e09fa3d 100644
--- a/quiche/quic/core/quic_connection.h
+++ b/quiche/quic/core/quic_connection.h
@@ -1481,6 +1481,10 @@
 
   bool ShouldFixTimeouts(const QuicConfig& config) const;
 
+  bool reliable_stream_reset_enabled() const {
+    return framer_.process_reset_stream_at();
+  }
+
  protected:
   // Calls cancel() on all the alarms owned by this connection.
   void CancelAllAlarms();
@@ -2594,8 +2598,6 @@
   // a PTO'd packet from a peer is detected.
   bool enable_black_hole_avoidance_via_flow_label_ = false;
 
-  // If true, the peer has indicated that it supports the RESET_STREAM_AT frame.
-  bool reliable_stream_reset_ = false;
 
   const bool quic_limit_new_streams_per_loop_2_ =
       GetQuicReloadableFlag(quic_limit_new_streams_per_loop_2);

quiche/quic/core/quic_framer.h

diff --git a/quiche/quic/core/quic_framer.h b/quiche/quic/core/quic_framer.h
index 60736ed..db92e0a 100644
--- a/quiche/quic/core/quic_framer.h
+++ b/quiche/quic/core/quic_framer.h
@@ -328,6 +328,8 @@
     receive_timestamps_exponent_ = exponent;
   }
 
+  bool process_reset_stream_at() const { return process_reset_stream_at_; }
+
   // Allows enabling RESET_STREAM_AT frame processing.
   void set_process_reset_stream_at(bool process_reset_stream_at) {
     process_reset_stream_at_ = process_reset_stream_at;