Clean up PlatformThread.

webrtc/test/channel_transport/udp_socket2_manager_win.h

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 87 matching lines @@
     virtual ~UdpSocket2WorkerWindows();
 
     virtual bool Start();
     virtual bool Stop();
     virtual int32_t Init();
 protected:
     static bool Run(void* obj);
     bool Process();
 private:
     HANDLE _ioCompletionHandle;
-    rtc::scoped_ptr<PlatformThread> _pThread;
+    rtc::PlatformThread _pThread;
     static int32_t _numOfWorkers;
     int32_t _workerNumber;
     volatile bool _stop;
     bool _init;
 };
 
 class UdpSocket2ManagerWindows : public UdpSocketManager
 {
 public:
     UdpSocket2ManagerWindows();
@@ skipping 34 matching lines @@
     EventWrapper* _event;
 
     HANDLE _ioCompletionHandle;
     IoContextPool _ioContextPool;
 };
 
 }  // namespace test
 }  // namespace webrtc
 
 #endif  // WEBRTC_TEST_CHANNEL_TRANSPORT_UDP_SOCKET2_MANAGER_WINDOWS_H_