Replace CFX_WideStringCArray with std::vector.

core/fxcrt/fx_basic.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 CORE_FXCRT_FX_BASIC_H_
 #define CORE_FXCRT_FX_BASIC_H_
 
 #include <algorithm>
@@ skipping 299 matching lines @@
     }
     for (; iStart < (int)m_nSize; iStart++)
       if (((TYPE*)m_pData)[iStart] == data) {
         return iStart;
       }
     return -1;
   }
 };
 
 #ifdef PDF_ENABLE_XFA
-typedef CFX_ArrayTemplate<CFX_WideStringC> CFX_WideStringCArray;
 typedef CFX_ArrayTemplate<FX_FLOAT> CFX_FloatArray;
 typedef CFX_ArrayTemplate<uint8_t> CFX_ByteArray;
 typedef CFX_ArrayTemplate<int32_t> CFX_Int32Array;
 #endif  // PDF_ENABLE_XFA
 
 template <class DataType, int FixedSize>
 class CFX_FixedBufGrow {
  public:
   explicit CFX_FixedBufGrow(int data_size) {
     if (data_size > FixedSize) {
@@ skipping 413 matching lines @@
   FX_FLOAT e;
   FX_FLOAT f;
   FX_FLOAT g;
   FX_FLOAT h;
   FX_FLOAT i;
 };
 
 uint32_t GetBits32(const uint8_t* pData, int bitpos, int nbits);
 
 #endif  // CORE_FXCRT_FX_BASIC_H_