Added DISALLOW_COPY_AND_ASSIGN to disable copy/assign.

net/quic/quic_ack_notifier_manager.h

 // Copyright 2013 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_QUIC_ACK_NOTIFIER_MANAGER_H_
 #define NET_QUIC_QUIC_ACK_NOTIFIER_MANAGER_H_
 
 #include <map>
 
 #include "base/containers/hash_tables.h"
@@ skipping 13 matching lines @@
 namespace net {
 
 class QuicAckNotifier;
 
 // The AckNotifierManager is used by the QuicSentPacketManager to keep track of
 // all the AckNotifiers currently active. It owns the AckNotifiers which it gets
 // from the serialized packets passed into OnSerializedPacket. It maintains both
 // a set of AckNotifiers and a map from sequence number to AckNotifier the sake
 // of efficiency - we can quickly check the map to see if any AckNotifiers are
 // interested in a given sequence number.
-
 class NET_EXPORT_PRIVATE AckNotifierManager {
  public:
   AckNotifierManager();
   virtual ~AckNotifierManager();
 
   // Called when the connection receives a new AckFrame.  If |sequence_number|
   // exists in ack_notifier_map_ then the corresponding AckNotifiers will have
   // their OnAck method called.
   void OnPacketAcked(QuicPacketSequenceNumber sequence_number,
                      QuicTime::Delta delta_largest_observed);
@@ skipping 20 matching lines @@
   // Once a given QuicAckNotifier has seen all the sequence numbers it is
   // interested in, it will be deleted, and removed from this set.
   // Owns the AckNotifiers in this set.
   AckNotifierSet ack_notifiers_;
 
   // Maps from sequence number to the AckNotifiers which are registered
   // for that sequence number. On receipt of an ACK for a given sequence
   // number, call OnAck for all mapped AckNotifiers.
   // Does not own the AckNotifiers.
   AckNotifierMap ack_notifier_map_;
+
+  DISALLOW_COPY_AND_ASSIGN(AckNotifierManager);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_ACK_NOTIFIER_MANAGER_H_