Move xfa/src up to xfa/.

xfa/src/fgas/crt/fgas_algorithm.h

-// Copyright 2014 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 XFA_SRC_FGAS_CRT_FGAS_ALGORITHM_H_
-#define XFA_SRC_FGAS_CRT_FGAS_ALGORITHM_H_
-
-#include <cstdint>
-
-#include "core/include/fxcrt/fx_basic.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-int32_t FX_Base64EncodeA(const uint8_t* pSrc, int32_t iSrcLen, FX_CHAR* pDst);
-int32_t FX_Base64DecodeA(const FX_CHAR* pSrc, int32_t iSrcLen, uint8_t* pDst);
-int32_t FX_Base64DecodeW(const FX_WCHAR* pSrc, int32_t iSrcLen, uint8_t* pDst);
-uint8_t FX_Hex2Dec(uint8_t hexHigh, uint8_t hexLow);
-int32_t FX_SeparateStringW(const FX_WCHAR* pStr,
-                           int32_t iStrLen,
-                           FX_WCHAR delimiter,
-                           CFX_WideStringArray& pieces);
-#ifdef __cplusplus
-};
-#endif
-
-template <class baseType>
-class CFX_DSPATemplate {
- public:
-  int32_t Lookup(const baseType& find, const baseType* pArray, int32_t iCount) {
-    FXSYS_assert(pArray != NULL);
-    if (iCount < 1) {
-      return -1;
-    }
-    int32_t iStart = 0, iEnd = iCount - 1, iMid;
-    do {
-      iMid = (iStart + iEnd) / 2;
-      const baseType& v = pArray[iMid];
-      if (find == v) {
-        return iMid;
-      } else if (find < v) {
-        iEnd = iMid - 1;
-      } else {
-        iStart = iMid + 1;
-      }
-    } while (iStart <= iEnd);
-    return -1;
-  }
-};
-
-#endif  // XFA_SRC_FGAS_CRT_FGAS_ALGORITHM_H_