Remove IPDF_TextPage, IPDF_TextPageFind and IPDF_LinkExtract interfaces.

core/fpdftext/include/ipdf_linkextract.h

Index: core/fpdftext/include/ipdf_linkextract.h
diff --git a/core/fpdftext/include/ipdf_linkextract.h b/core/fpdftext/include/ipdf_linkextract.h
deleted file mode 100644
index c1a5f2f04ef5a2e4a7f6cc0253c6a620ffdd83a9..0000000000000000000000000000000000000000
--- a/core/fpdftext/include/ipdf_linkextract.h
+++ /dev/null
@@ -1,26 +0,0 @@
-// Copyright 2016 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_INCLUDE_IPDF_LINKEXTRACT_H_
-#define CORE_FPDFTEXT_INCLUDE_IPDF_LINKEXTRACT_H_
-
-#include "core/fpdftext/include/ipdf_textpage.h"
-#include "core/fxcrt/include/fx_coordinates.h"
-#include "core/fxcrt/include/fx_system.h"
-
-class IPDF_LinkExtract {
- public:
-  static IPDF_LinkExtract* CreateLinkExtract();
-  virtual ~IPDF_LinkExtract() {}
-
-  virtual FX_BOOL ExtractLinks(const IPDF_TextPage* pTextPage) = 0;
-  virtual int CountLinks() const = 0;
-  virtual CFX_WideString GetURL(int index) const = 0;
-  virtual void GetBoundedSegment(int index, int& start, int& count) const = 0;
-  virtual void GetRects(int index, CFX_RectArray& rects) const = 0;
-};
-
-#endif  // CORE_FPDFTEXT_INCLUDE_IPDF_LINKEXTRACT_H_