Rewrite scoped_ptr<T>(NULL) to use the default ctor in net/.

net/socket/tcp_listen_socket_unittest.cc

 // 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.
 
 #include "net/socket/tcp_listen_socket_unittest.h"
 
 #include <fcntl.h>
 #include <sys/types.h>
 
 #include "base/bind.h"
 #include "base/posix/eintr_wrapper.h"
 #include "base/sys_byteorder.h"
 #include "net/base/net_util.h"
 #include "testing/platform_test.h"
 
 namespace net {
 
 const int TCPListenSocketTester::kTestPort = 9999;
 
 static const int kReadBufSize = 1024;
 static const char kHelloWorld[] = "HELLO, WORLD";
 static const int kMaxQueueSize = 20;
 static const char kLoopback[] = "127.0.0.1";
 static const int kDefaultTimeoutMs = 5000;
 
 TCPListenSocketTester::TCPListenSocketTester()
-    : thread_(NULL),
-      loop_(NULL),
-      server_(NULL),
-      connection_(NULL),
-      cv_(&lock_) {
-}
+    : loop_(NULL), server_(NULL), connection_(NULL), cv_(&lock_) {}
 
 void TCPListenSocketTester::SetUp() {
   base::Thread::Options options;
   options.message_loop_type = base::MessageLoop::TYPE_IO;
   thread_.reset(new base::Thread("socketio_test"));
   thread_->StartWithOptions(options);
   loop_ = reinterpret_cast<base::MessageLoopForIO*>(thread_->message_loop());
 
   loop_->PostTask(FROM_HERE, base::Bind(
       &TCPListenSocketTester::Listen, this));
@@ skipping 244 matching lines @@
 
 TEST_F(TCPListenSocketTest, ServerSend) {
   tester_->TestServerSend();
 }
 
 TEST_F(TCPListenSocketTest, ServerSendMultiple) {
   tester_->TestServerSendMultiple();
 }
 
 }  // namespace net