net: Update the include paths of base/string_piece.h to its new location.

net/tools/quic/quic_time_wait_list_manager.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.
 //
 // Handles packets for guids in time wait state by discarding the packet and
 // sending the clients a public reset packet with exponential backoff.
 
 #ifndef NET_TOOLS_QUIC_QUIC_TIME_WAIT_LIST_MANAGER_H_
 #define NET_TOOLS_QUIC_QUIC_TIME_WAIT_LIST_MANAGER_H_
 
 #include <deque>
 
 #include "base/hash_tables.h"
-#include "base/string_piece.h"
+#include "base/strings/string_piece.h"
 #include "net/quic/quic_blocked_writer_interface.h"
 #include "net/quic/quic_framer.h"
 #include "net/quic/quic_protocol.h"
 #include "net/tools/flip_server/epoll_server.h"
 #include "net/tools/quic/quic_epoll_clock.h"
 #include "net/tools/quic/quic_packet_writer.h"
 
 namespace net {
 namespace tools {
 
@@ skipping 148 matching lines @@
   // on sendmsg.
   bool is_write_blocked_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicTimeWaitListManager);
 };
 
 }  // namespace tools
 }  // namespace net
 
 #endif  // NET_TOOLS_QUIC_QUIC_TIME_WAIT_LIST_MANAGER_H_