Replace use of system_wrappers/include/logging.h by base/logging.h.

webrtc/logging/rtc_event_log/rtc_event_log_helper_thread.cc

 /*
  *  Copyright (c) 2016 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.
  */
 
 #include "webrtc/logging/rtc_event_log/rtc_event_log_helper_thread.h"
 
 #include <algorithm>
 
 #include "webrtc/base/checks.h"
+#include "webrtc/base/logging.h"
 #include "webrtc/base/timeutils.h"
-#include "webrtc/system_wrappers/include/logging.h"
 
 #ifdef ENABLE_RTC_EVENT_LOG
 
 namespace webrtc {
 
 namespace {
 const int kEventsInHistory = 10000;
 
 bool IsConfigEvent(const rtclog::Event& event) {
   rtclog::Event_EventType event_type = event.type();
@@ skipping 280 matching lines @@
 }
 
 void RtcEventLogHelperThread::ThreadOutputFunction(void* obj) {
   RtcEventLogHelperThread* helper = static_cast<RtcEventLogHelperThread*>(obj);
   helper->ProcessEvents();
 }
 
 }  // namespace webrtc
 
 #endif  // ENABLE_RTC_EVENT_LOG