Cleanup forward declarations.

core/include/fpdfdoc/fpdf_doc.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_INCLUDE_FPDFDOC_FPDF_DOC_H_
 #define CORE_INCLUDE_FPDFDOC_FPDF_DOC_H_
 
 #include <map>
@@ skipping 16 matching lines @@
 class CPDF_Dest;
 class CPDF_DocJSActions;
 class CPDF_FileSpec;
 class CPDF_FormControl;
 class CPDF_FormField;
 class CPDF_FormNotify;
 class CPDF_IconFit;
 class CPDF_InterForm;
 class CPDF_Link;
 class CPDF_Metadata;
-class CPDF_NumberTree;
 class CPDF_OCContext;
 class CPDF_Page;
 class CPDF_RenderOptions;
-class CPDF_TextObject;
 class CPDF_ViewerPreferences;
 class CXML_Element;
 
 class CPDF_NameTree {
  public:
   explicit CPDF_NameTree(CPDF_Dictionary* pRoot) { m_pRoot = pRoot; }
 
   CPDF_NameTree(CPDF_Document* pDoc, const CFX_ByteStringC& category);
 
   CPDF_Object* LookupValue(int nIndex, CFX_ByteString& csName) const;
@@ skipping 1077 matching lines @@
   CFX_WideString GetCaption(const CFX_ByteStringC& csEntry) const;
 
   CPDF_Stream* GetIcon(const CFX_ByteStringC& csEntry) const;
 
   CPDF_Dictionary* const m_pDict;
 };
 
 CFX_WideString FILESPEC_EncodeFileName(const CFX_WideStringC& filepath);
 
 #endif  // CORE_INCLUDE_FPDFDOC_FPDF_DOC_H_