Change scoped_ptr to std::unique_ptr in //net.

net/tools/quic/test_tools/packet_dropping_test_writer.h

Index: net/tools/quic/test_tools/packet_dropping_test_writer.h
diff --git a/net/tools/quic/test_tools/packet_dropping_test_writer.h b/net/tools/quic/test_tools/packet_dropping_test_writer.h
index 20d2c278e3827a4bdb8f486cdb7cc18d341aeb8b..5f8c84d912a085a13c5bf0c3a820c35601aee7ec 100644
--- a/net/tools/quic/test_tools/packet_dropping_test_writer.h
+++ b/net/tools/quic/test_tools/packet_dropping_test_writer.h
@@ -9,11 +9,11 @@
 #include <stdint.h>
 
 #include <list>
+#include <memory>
 #include <string>
 
 #include "base/logging.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "net/base/ip_address.h"
 #include "net/quic/quic_alarm.h"
@@ -153,9 +153,9 @@ class PacketDroppingTestWriter : public QuicPacketWriterWrapper {
   typedef std::list<DelayedWrite> DelayedPacketList;
 
   const QuicClock* clock_;
-  scoped_ptr<QuicAlarm> write_unblocked_alarm_;
-  scoped_ptr<QuicAlarm> delay_alarm_;
-  scoped_ptr<Delegate> on_can_write_;
+  std::unique_ptr<QuicAlarm> write_unblocked_alarm_;
+  std::unique_ptr<QuicAlarm> delay_alarm_;
+  std::unique_ptr<Delegate> on_can_write_;
   net::test::SimpleRandom simple_random_;
   // Stored packets delayed by fake packet delay or bandwidth restrictions.
   DelayedPacketList delayed_packets_;