Landing Recent QUIC changes until 03:18 AM, May 28, UTC

net/quic/core/stream_notifier_interface.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_CORE_STREAM_NOTIFIER_INTERFACE_H_
+#define NET_QUIC_CORE_STREAM_NOTIFIER_INTERFACE_H_
+
+#include "net/quic/core/frames/quic_stream_frame.h"
+#include "net/quic/core/quic_time.h"
+
+namespace net {
+
+// Pure virtual class to be notified when a packet containing a stream frame is
+// acked or lost.
+class QUIC_EXPORT_PRIVATE StreamNotifierInterface {
+ public:
+  virtual ~StreamNotifierInterface() {}
+
+  // Called when |frame| is acked.
+  virtual void OnStreamFrameAcked(const QuicStreamFrame& frame,
+                                  QuicTime::Delta ack_delay_time) = 0;
+
+  // Called when |frame| is retransmitted.
+  virtual void OnStreamFrameRetransmitted(const QuicStreamFrame& frame) = 0;
+};
+
+}  // namespace net
+
+#endif  // NET_QUIC_CORE_STREAM_NOTIFIER_INTERFACE_H_