Revert of Landing Recent QUIC Changes.

net/quic/quic_connection.h

 // Copyright (c) 2012 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.
 //
 // The entity that handles framing writes for a Quic client or server.
 // Each QuicSession will have a connection associated with it.
 //
 // On the server side, the Dispatcher handles the raw reads, and hands off
 // packets via ProcessUdpPacket for framing and processing.
 //
@@ skipping 652 matching lines @@
 
   // Sets the ping alarm to the appropriate value, if any.
   void SetPingAlarm();
 
   // On arrival of a new packet, checks to see if the socket addresses have
   // changed since the last packet we saw on this connection.
   void CheckForAddressMigration(const IPEndPoint& self_address,
                                 const IPEndPoint& peer_address);
 
   HasRetransmittableData IsRetransmittable(const QueuedPacket& packet);
-  bool IsConnectionClose(const QueuedPacket& packet);
+  bool IsConnectionClose(QueuedPacket packet);
 
   QuicFramer framer_;
   QuicConnectionHelperInterface* helper_;  // Not owned.
   QuicPacketWriter* writer_;  // Owned or not depending on |owns_writer_|.
   bool owns_writer_;
   // Encryption level for new packets. Should only be changed via
   // SetDefaultEncryptionLevel().
   EncryptionLevel encryption_level_;
   bool has_forward_secure_encrypter_;
   // The sequence number of the first packet which will be encrypted with the
@@ skipping 155 matching lines @@
 
   // True if this is a secure QUIC connection.
   bool is_secure_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicConnection);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_CONNECTION_H_