Move fpdfsdk/include to fpdfsdk

fpdfsdk/include/cpdfsdk_datetime.h

-// Copyright 2016 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef FPDFSDK_INCLUDE_CPDFSDK_DATETIME_H_
-#define FPDFSDK_INCLUDE_CPDFSDK_DATETIME_H_
-
-#if _FX_OS_ == _FX_ANDROID_
-#include "time.h"
-#else
-#include <ctime>
-#endif
-
-#include "fpdfsdk/cfx_systemhandler.h"
-
-class CPDFSDK_DateTime {
- public:
-  CPDFSDK_DateTime();
-  explicit CPDFSDK_DateTime(const CFX_ByteString& dtStr);
-  explicit CPDFSDK_DateTime(const FX_SYSTEMTIME& st);
-  CPDFSDK_DateTime(const CPDFSDK_DateTime& datetime);
-
-  bool operator==(const CPDFSDK_DateTime& datetime) const;
-  bool operator!=(const CPDFSDK_DateTime& datetime) const;
-
-  CPDFSDK_DateTime& FromPDFDateTimeString(const CFX_ByteString& dtStr);
-  CFX_ByteString ToCommonDateTimeString();
-  CFX_ByteString ToPDFDateTimeString();
-  void ToSystemTime(FX_SYSTEMTIME& st);
-  time_t ToTime_t() const;
-  CPDFSDK_DateTime ToGMT() const;
-  CPDFSDK_DateTime& AddDays(short days);
-  CPDFSDK_DateTime& AddSeconds(int seconds);
-  void ResetDateTime();
-
- private:
-  int16_t m_year;
-  uint8_t m_month;
-  uint8_t m_day;
-  uint8_t m_hour;
-  uint8_t m_minute;
-  uint8_t m_second;
-  int8_t m_tzHour;
-  uint8_t m_tzMinute;
-};
-
-#endif  // FPDFSDK_INCLUDE_CPDFSDK_DATETIME_H_