Replace scoped_ptr with unique_ptr in webrtc/base/

webrtc/system_wrappers/source/event_timer_posix.h

 /*
  *  Copyright (c) 2011 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.
  */
 
 #ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_EVENT_POSIX_H_
 #define WEBRTC_SYSTEM_WRAPPERS_SOURCE_EVENT_POSIX_H_
 
 #include "webrtc/system_wrappers/include/event_wrapper.h"
 
+#include <memory>
+
 #include <pthread.h>
 #include <time.h>
 
 #include "webrtc/base/platform_thread.h"
 
 namespace webrtc {
 
 enum State {
   kUp = 1,
   kDown = 2
@@ skipping 16 matching lines @@
   static bool Run(void* obj);
   bool Process();
   EventTypeWrapper Wait(timespec* end_at, bool reset_state);
 
   virtual rtc::PlatformThread* CreateThread();
 
   pthread_cond_t  cond_;
   pthread_mutex_t mutex_;
   bool event_set_;
 
-  // TODO(pbos): Remove scoped_ptr and use PlatformThread directly.
-  rtc::scoped_ptr<rtc::PlatformThread> timer_thread_;
-  rtc::scoped_ptr<EventTimerPosix> timer_event_;
+  // TODO(pbos): Remove unique_ptr and use PlatformThread directly.
+  std::unique_ptr<rtc::PlatformThread> timer_thread_;
+  std::unique_ptr<EventTimerPosix> timer_event_;
   timespec       created_at_;
 
   bool          periodic_;
   unsigned long time_ms_;
   unsigned long count_;
   bool is_stopping_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_SYSTEM_WRAPPERS_SOURCE_EVENT_POSIX_H_