Remove more CriticalSectionWrappers.

webrtc/modules/media_file/media_file_impl.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.
  */
 
 #ifndef WEBRTC_MODULES_MEDIA_FILE_MEDIA_FILE_IMPL_H_
 #define WEBRTC_MODULES_MEDIA_FILE_MEDIA_FILE_IMPL_H_
 
+#include "webrtc/base/criticalsection.h"
 #include "webrtc/common_types.h"
 #include "webrtc/modules/include/module_common_types.h"
 #include "webrtc/modules/media_file/media_file.h"
 #include "webrtc/modules/media_file/media_file_defines.h"
 #include "webrtc/modules/media_file/media_file_utility.h"
-#include "webrtc/system_wrappers/include/critical_section_wrapper.h"
 
 namespace webrtc {
 class MediaFileImpl : public MediaFile
 {
 
 public:
     MediaFileImpl(const int32_t id);
     ~MediaFileImpl();
 
     void Process() override;
@@ skipping 83 matching lines @@
     int32_t StartPlayingStream(
         InStream& stream,
         bool loop,
         const uint32_t notificationTimeMs,
         const FileFormats format,
         const CodecInst*  codecInst,
         const uint32_t startPointMs,
         const uint32_t stopPointMs);
 
     int32_t _id;
-    CriticalSectionWrapper* _crit;
-    CriticalSectionWrapper* _callbackCrit;
+    rtc::CriticalSection _crit;
+    rtc::CriticalSection _callbackCrit;
 
     ModuleFileUtility* _ptrFileUtilityObj;
     CodecInst codec_info_;
 
     InStream*  _ptrInStream;
     OutStream* _ptrOutStream;
 
     FileFormats _fileFormat;
     uint32_t _recordDurationMs;
     uint32_t _playoutPositionMs;
     uint32_t _notificationMs;
 
     bool _playingActive;
     bool _recordingActive;
     bool _isStereo;
     bool _openFile;
 
     char _fileName[512];
 
     FileCallback* _ptrCallback;
 };
 }  // namespace webrtc
 
 #endif // WEBRTC_MODULES_MEDIA_FILE_MEDIA_FILE_IMPL_H_