Move FilePlayer and FileRecorder to Voice Engine

webrtc/voice_engine/file_player.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_UTILITY_INCLUDE_FILE_PLAYER_H_
-#define WEBRTC_MODULES_UTILITY_INCLUDE_FILE_PLAYER_H_
+#ifndef WEBRTC_VOICE_ENGINE_FILE_PLAYER_H_
+#define WEBRTC_VOICE_ENGINE_FILE_PLAYER_H_
 
 #include "webrtc/common_types.h"
 #include "webrtc/engine_configurations.h"
 #include "webrtc/modules/include/module_common_types.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
 class FileCallback;
 
 class FilePlayer
@@ skipping 53 matching lines @@
     virtual int32_t Frequency() const = 0;
 
     // Note: scaleFactor is in the range [0.0 - 2.0]
     virtual int32_t SetAudioScaling(float scaleFactor) = 0;
 
 protected:
     virtual ~FilePlayer() {}
 
 };
 }  // namespace webrtc
-#endif // WEBRTC_MODULES_UTILITY_INCLUDE_FILE_PLAYER_H_
+
+#endif // WEBRTC_VOICE_ENGINE_FILE_PLAYER_H_