Remove include only barcode.h and IWYU.

xfa/src/fxbarcode/pdf417/BC_PDF417ScanningDecoder.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 2013 ZXing authors
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 #include "xfa/src/fxbarcode/BC_DecoderResult.h"
 #include "xfa/src/fxbarcode/BC_ResultPoint.h"
-#include "xfa/src/fxbarcode/barcode.h"
 #include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Codeword.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Common.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResult.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.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_PDF417ScanningDecoder.h"
+#include "xfa/src/fxbarcode/utils.h"
+
 int32_t CBC_PDF417ScanningDecoder::CODEWORD_SKEW_SIZE = 2;
 int32_t CBC_PDF417ScanningDecoder::MAX_ERRORS = 3;
 int32_t CBC_PDF417ScanningDecoder::MAX_EC_CODEWORDS = 512;
 CBC_PDF417ECErrorCorrection* CBC_PDF417ScanningDecoder::errorCorrection = NULL;
+
 CBC_PDF417ScanningDecoder::CBC_PDF417ScanningDecoder() {}
 CBC_PDF417ScanningDecoder::~CBC_PDF417ScanningDecoder() {}
 void CBC_PDF417ScanningDecoder::Initialize() {
   errorCorrection = new CBC_PDF417ECErrorCorrection;
 }
 void CBC_PDF417ScanningDecoder::Finalize() {
   delete errorCorrection;
 }
 CBC_CommonDecoderResult* CBC_PDF417ScanningDecoder::decode(
     CBC_CommonBitMatrix* image,
@@ skipping 684 matching lines @@
   int32_t result = getCodewordBucketNumber(*array);
   delete array;
   return result;
 }
 int32_t CBC_PDF417ScanningDecoder::getCodewordBucketNumber(
     CFX_Int32Array& moduleBitCount) {
   return (moduleBitCount.GetAt(0) - moduleBitCount.GetAt(2) +
           moduleBitCount.GetAt(4) - moduleBitCount.GetAt(6) + 9) %
          9;
 }