Tidy fpdftext/ directory

core/fpdftext/fpdf_text_int.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 CORE_FPDFTEXT_TEXT_INT_H_
-#define CORE_FPDFTEXT_TEXT_INT_H_
+#ifndef CORE_FPDFTEXT_FPDF_TEXT_INT_H_
+#define CORE_FPDFTEXT_FPDF_TEXT_INT_H_
 
 #include <deque>
 #include <vector>
 
 #include "core/fpdftext/include/ipdf_linkextract.h"
 #include "core/fpdftext/include/ipdf_textpage.h"
 #include "core/fpdftext/include/ipdf_textpagefind.h"
 #include "core/include/fpdfapi/fpdf_page.h"
 #include "core/include/fxcrt/fx_basic.h"
 
@@ skipping 215 matching lines @@
   bool CheckMailLink(CFX_WideString& str);
   void AppendToLinkList(int start, int count, const CFX_WideString& strUrl);
 
  private:
   LINK_InfoArray m_LinkList;
   const CPDF_TextPage* m_pTextPage;
   CFX_WideString m_strPageText;
   bool m_bIsParsed;
 };
 
-FX_STRSIZE FX_Unicode_GetNormalization(FX_WCHAR wch, FX_WCHAR* pDst);
-
-#endif  // CORE_FPDFTEXT_TEXT_INT_H_
+#endif  // CORE_FPDFTEXT_FPDF_TEXT_INT_H_