Remove include only barcode.h and IWYU.

xfa/src/fxbarcode/oned/BC_OnedCode128Writer.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 2010 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_Reader.h"
 #include "xfa/src/fxbarcode/BC_Writer.h"
-#include "xfa/src/fxbarcode/barcode.h"
 #include "xfa/src/fxbarcode/oned/BC_OneDReader.h"
 #include "xfa/src/fxbarcode/oned/BC_OneDimWriter.h"
 #include "xfa/src/fxbarcode/oned/BC_OnedCode128Reader.h"
 #include "xfa/src/fxbarcode/oned/BC_OnedCode128Writer.h"
+
 const int32_t CBC_OnedCode128Writer::CODE_CODE_B = 100;
 const int32_t CBC_OnedCode128Writer::CODE_CODE_C = 99;
 const int32_t CBC_OnedCode128Writer::CODE_START_B = 104;
 const int32_t CBC_OnedCode128Writer::CODE_START_C = 105;
 const int32_t CBC_OnedCode128Writer::CODE_STOP = 106;
+
 CBC_OnedCode128Writer::CBC_OnedCode128Writer() {
   m_codeFormat = BC_CODE128_B;
 }
 CBC_OnedCode128Writer::CBC_OnedCode128Writer(BC_TYPE type) {
   m_codeFormat = type;
 }
 CBC_OnedCode128Writer::~CBC_OnedCode128Writer() {}
 BC_TYPE CBC_OnedCode128Writer::GetType() {
   return m_codeFormat;
 }
@@ skipping 180 matching lines @@
       }
     }
     patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[patternIndex]);
     checkSum += patternIndex * checkWeight;
     if (position != 0) {
       checkWeight++;
     }
   }
   return checkSum;
 }