Add HTTP/3 error codes, use them in HttpDecoder and for unexpected frames in QuicSpdyStream and QuicReceiveControlStream.

ENUM_VALUE_OK=Only changing value of sentinel entry QUIC_LAST_ERROR.

gfe-relnote: n/a, change to QUIC v99-only code.  Protected by existing disabled gfe2_reloadable_flag_quic_enable_version_99.
PiperOrigin-RevId: 290374408
Change-Id: I90837f021f0dd585f8015d2fcae37d0d0eacfed6

quic/core/http/quic_spdy_stream.cc

diff --git a/quic/core/http/quic_spdy_stream.cc b/quic/core/http/quic_spdy_stream.cc
index 195f92b..5d5c176 100644
--- a/quic/core/http/quic_spdy_stream.cc
+++ b/quic/core/http/quic_spdy_stream.cc
@@ -40,9 +40,9 @@
   HttpDecoderVisitor(const HttpDecoderVisitor&) = delete;
   HttpDecoderVisitor& operator=(const HttpDecoderVisitor&) = delete;
 
-  void OnError(HttpDecoder* /*decoder*/) override {
+  void OnError(HttpDecoder* decoder) override {
     stream_->session()->connection()->CloseConnection(
-        QUIC_HTTP_DECODER_ERROR, "Http decoder internal error",
+        decoder->error(), decoder->error_detail(),
         ConnectionCloseBehavior::SEND_CONNECTION_CLOSE_PACKET);
   }
 
@@ -171,7 +171,7 @@
  private:
   void CloseConnectionOnWrongFrame(quiche::QuicheStringPiece frame_type) {
     stream_->session()->connection()->CloseConnection(
-        QUIC_HTTP_DECODER_ERROR,
+        QUIC_HTTP_FRAME_UNEXPECTED_ON_SPDY_STREAM,
         quiche::QuicheStrCat(frame_type, " frame received on data stream"),
         ConnectionCloseBehavior::SEND_CONNECTION_CLOSE_PACKET);
   }