Remove FX_BOOL from xfa.

xfa/fxbarcode/pdf417/BC_PDF417Writer.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_FXBARCODE_PDF417_BC_PDF417WRITER_H_
 #define XFA_FXBARCODE_PDF417_BC_PDF417WRITER_H_
 
 #include "core/fxcrt/fx_string.h"
 #include "core/fxcrt/fx_system.h"
 #include "xfa/fxbarcode/BC_TwoDimWriter.h"
 
 class CBC_PDF417Writer : public CBC_TwoDimWriter {
  public:
   CBC_PDF417Writer();
   ~CBC_PDF417Writer() override;
 
   uint8_t* Encode(const CFX_WideString& contents,
                   int32_t& outWidth,
                   int32_t& outHeight,
                   int32_t& e);
 
   // CBC_TwoDimWriter
-  FX_BOOL SetErrorCorrectionLevel(int32_t level) override;
+  bool SetErrorCorrectionLevel(int32_t level) override;
 
-  void SetTruncated(FX_BOOL truncated);
+  void SetTruncated(bool truncated);
 
  private:
   void rotateArray(CFX_ByteArray& bitarray, int32_t width, int32_t height);
-  FX_BOOL m_bTruncated;
+  bool m_bTruncated;
 };
 
 #endif  // XFA_FXBARCODE_PDF417_BC_PDF417WRITER_H_