Remove include only barcode.h and IWYU.

xfa/src/fxbarcode/BC_BarCode.cpp

 // 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
 // Original code is licensed as follows:
 /*
  * Copyright 2011 ZXing authors
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ skipping 13 matching lines @@
 #include "xfa/src/fxbarcode/BC_BinaryBitmap.h"
 #include "xfa/src/fxbarcode/BC_BinaryBitmap.h"
 #include "xfa/src/fxbarcode/BC_BufferedImageLuminanceSource.h"
 #include "xfa/src/fxbarcode/BC_DecoderResult.h"
 #include "xfa/src/fxbarcode/BC_LuminanceSource.h"
 #include "xfa/src/fxbarcode/BC_Reader.h"
 #include "xfa/src/fxbarcode/BC_ResultPoint.h"
 #include "xfa/src/fxbarcode/BC_TwoDimWriter.h"
 #include "xfa/src/fxbarcode/BC_UtilCodingConvert.h"
 #include "xfa/src/fxbarcode/BC_Writer.h"
-#include "xfa/src/fxbarcode/barcode.h"
 #include "xfa/src/fxbarcode/common/BC_CommonBitArray.h"
 #include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
 #include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
 #include "xfa/src/fxbarcode/common/BC_CommonDecoderResult.h"
 #include "xfa/src/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
 #include "xfa/src/fxbarcode/datamatrix/BC_DataMatrixReader.h"
 #include "xfa/src/fxbarcode/datamatrix/BC_DataMatrixWriter.h"
 #include "xfa/src/fxbarcode/oned/BC_OneDReader.h"
 #include "xfa/src/fxbarcode/oned/BC_OneDimReader.h"
 #include "xfa/src/fxbarcode/oned/BC_OneDimWriter.h"
@@ skipping 28 matching lines @@
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Reader.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Writer.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCodeReader.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCodeWriter.h"
+
 CBC_CodeBase::CBC_CodeBase() {}
 CBC_CodeBase::~CBC_CodeBase() {}
 FX_BOOL CBC_CodeBase::SetCharEncoding(int32_t encoding) {
   if (m_pBCWriter) {
     return m_pBCWriter->SetCharEncoding(encoding);
   }
   return FALSE;
 }
 FX_BOOL CBC_CodeBase::SetModuleHeight(int32_t moduleHeight) {
   if (m_pBCWriter) {
@@ skipping 775 matching lines @@
   return str;
 }
 CFX_WideString CBC_DataMatrix::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
   CBC_BufferedImageLuminanceSource source(pBitmap);
   CBC_GlobalHistogramBinarizer binarizer(&source);
   CBC_BinaryBitmap bitmap(&binarizer);
   CFX_ByteString retStr = m_pBCReader->Decode(&bitmap, 0, e);
   BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
   return CFX_WideString::FromUTF8(retStr, retStr.GetLength());
 }