Update from https://crrev.com/306655

net/tools/quic/quic_client.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.
 //
 // A toy client, which connects to a specified port and sends QUIC
 // request to that endpoint.
 
 #ifndef NET_TOOLS_QUIC_QUIC_CLIENT_H_
 #define NET_TOOLS_QUIC_QUIC_CLIENT_H_
 
@@ skipping 228 matching lines @@
   // Helper to be used by created connections.
   scoped_ptr<QuicEpollConnectionHelper> helper_;
 
   // Listens for full responses.
   scoped_ptr<ResponseListener> response_listener_;
 
   // Tracks if the client is initialized to connect.
   bool initialized_;
 
   // If overflow_supported_ is true, this will be the number of packets dropped
-  // during the lifetime of the server.  This may overflow if enough packets
-  // are dropped.
-  uint32 packets_dropped_;
+  // during the lifetime of the server.
+  QuicPacketCount packets_dropped_;
 
   // True if the kernel supports SO_RXQ_OVFL, the number of packets dropped
   // because the socket would otherwise overflow.
   bool overflow_supported_;
 
   // This vector contains QUIC versions which we currently support.
   // This should be ordered such that the highest supported version is the first
   // element, with subsequent elements in descending order (versions can be
   // skipped as necessary). We will always pick supported_versions_[0] as the
   // initial version to use.
   QuicVersionVector supported_versions_;
 
   // If true, then the contents of each response will be printed to stdout
   // when the stream is closed (in OnClose).
   bool print_response_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicClient);
 };
 
 }  // namespace tools
 }  // namespace net
 
 #endif  // NET_TOOLS_QUIC_QUIC_CLIENT_H_