// Copyright 2019 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_NQE_PEER_TO_PEER_CONNECTIONS_COUNT_OBSERVER_H_ #define NET_NQE_PEER_TO_PEER_CONNECTIONS_COUNT_OBSERVER_H_ #include "net/base/net_export.h" namespace net { // Observes changes in the count of peer to peer connections. class NET_EXPORT_PRIVATE PeerToPeerConnectionsCountObserver { public: PeerToPeerConnectionsCountObserver( const PeerToPeerConnectionsCountObserver&) = delete; PeerToPeerConnectionsCountObserver& operator=( const PeerToPeerConnectionsCountObserver&) = delete; // Called when there is a change in the count of peer to peer connections. virtual void OnPeerToPeerConnectionsCountChange(uint32_t count) = 0; protected: PeerToPeerConnectionsCountObserver() = default; virtual ~PeerToPeerConnectionsCountObserver() = default; }; } // namespace net #endif // NET_NQE_PEER_TO_PEER_CONNECTIONS_COUNT_OBSERVER_H_