Remove interface directories kept to avoid breaking downstream.

webrtc/modules/media_file/interface/media_file_defines.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_MODULES_MEDIA_FILE_INCLUDE_MEDIA_FILE_DEFINES_H_
-#define WEBRTC_MODULES_MEDIA_FILE_INCLUDE_MEDIA_FILE_DEFINES_H_
-
-#pragma message("WARNING: media_file/interface is DEPRECATED; use media_file/include")
-
-#include "webrtc/engine_configurations.h"
-#include "webrtc/modules/include/module_common_types.h"
-#include "webrtc/typedefs.h"
-
-namespace webrtc {
-// Callback class for the MediaFile class.
-class FileCallback
-{
-public:
-    virtual ~FileCallback(){}
-
-    // This function is called by MediaFile when a file has been playing for
-    // durationMs ms. id is the identifier for the MediaFile instance calling
-    // the callback.
-    virtual void PlayNotification(const int32_t id,
-                                  const uint32_t durationMs) = 0;
-
-    // This function is called by MediaFile when a file has been recording for
-    // durationMs ms. id is the identifier for the MediaFile instance calling
-    // the callback.
-    virtual void RecordNotification(const int32_t id,
-                                    const uint32_t durationMs) = 0;
-
-    // This function is called by MediaFile when a file has been stopped
-    // playing. id is the identifier for the MediaFile instance calling the
-    // callback.
-    virtual void PlayFileEnded(const int32_t id) = 0;
-
-    // This function is called by MediaFile when a file has been stopped
-    // recording. id is the identifier for the MediaFile instance calling the
-    // callback.
-    virtual void RecordFileEnded(const int32_t id) = 0;
-
-protected:
-    FileCallback() {}
-};
-}  // namespace webrtc
-#endif // WEBRTC_MODULES_MEDIA_FILE_INCLUDE_MEDIA_FILE_DEFINES_H_