Fixup incorrect include guards.

xfa/include/fwl/lightwidget/barcode.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 _FWL_BARCODE_LIGHT_H
-#define _FWL_BARCODE_LIGHT_H
+#ifndef XFA_INCLUDE_FWL_LIGHTWIDGET_BARCODE_H_
+#define XFA_INCLUDE_FWL_LIGHTWIDGET_BARCODE_H_
+
 class CFWL_Widget;
 class CFWL_WidgetProperties;
 class IFWL_BarcodeDP;
 class CFWL_Edit;
 class CFWL_Barcode;
 class CFWL_BarcodeDP;
 class CFWL_Barcode : public CFWL_Edit {
  public:
   static CFWL_Barcode* Create();
   FWL_ERR Initialize(const CFWL_WidgetProperties* pProperties = NULL);
@@ skipping 88 matching lines @@
     FX_BOOL m_bTruncated;
     virtual FX_BOOL GetTruncated() { return m_bTruncated; }
     FX_DWORD m_dwAttributeMask;
     virtual FX_DWORD GetBarcodeAttributeMask() { return m_dwAttributeMask; }
 
    public:
     CFWL_BarcodeDP() : m_dwAttributeMask(0) {}
   };
   CFWL_BarcodeDP m_barcodeData;
 };
-#endif
+
+#endif  // XFA_INCLUDE_FWL_LIGHTWIDGET_BARCODE_H_