XFA: Fix DOS newlines

xfa/src/fxbarcode/common/BC_CommonBitSource.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 2007 ZXing authors
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ skipping 51 matching lines @@
     }
   }
   return result;
 }
 int32_t CBC_CommonBitSource::Available() {
   return 8 * (m_bytes.GetSize() - m_byteOffset) - m_bitOffset;
 }
 int32_t CBC_CommonBitSource::getByteOffset() {
   return m_byteOffset;
 }