system_wrappers: rename interface -> include

webrtc/system_wrappers/interface/cpu_info.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_INTERFACE_CPU_INFO_H_
-#define WEBRTC_SYSTEM_WRAPPERS_INTERFACE_CPU_INFO_H_
-
-#include "webrtc/typedefs.h"
-
-namespace webrtc {
-
-class CpuInfo {
- public:
-  static uint32_t DetectNumberOfCores();
-
- private:
-  CpuInfo() {}
-};
-
-}  // namespace webrtc
-
-#endif // WEBRTC_SYSTEM_WRAPPERS_INTERFACE_CPU_INFO_H_