Groundwork for cancelling quartc streams after a deadline is exceeded.

net/quic/quartc/quartc_stream.h

 // Copyright (c) 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_QUIC_QUARTC_QUARTC_STREAM_H_
 #define NET_QUIC_QUARTC_QUARTC_STREAM_H_
 
 #include "net/quic/core/quic_session.h"
 #include "net/quic/core/quic_stream.h"
 #include "net/quic/quartc/quartc_stream_interface.h"
@@ skipping 14 matching lines @@
 
   void OnCanWrite() override;
 
   // QuartcStreamInterface overrides.
   uint32_t stream_id() override;
 
   uint64_t buffered_amount() override;
 
   bool fin_sent() override;
 
+  int stream_error() override;
+
+  int connection_error() override;
+
   void Write(const char* data,
              size_t size,
              const WriteParameters& param) override;
 
   void Close() override;
 
   void SetDelegate(QuartcStreamInterface::Delegate* delegate) override;
 
  private:
   QuartcStreamInterface::Delegate* delegate_ = nullptr;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUARTC_QUARTC_STREAM_H_