Move core/fpdfapi/fpdf_font to core/fpdfapi/font

core/fpdfapi/fpdf_font/cpdf_type1font.h

-// 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_FPDFAPI_FPDF_FONT_CPDF_TYPE1FONT_H_
-#define CORE_FPDFAPI_FPDF_FONT_CPDF_TYPE1FONT_H_
-
-#include "core/fpdfapi/fpdf_font/cpdf_simplefont.h"
-#include "core/fxcrt/fx_system.h"
-
-class CPDF_Type1Font : public CPDF_SimpleFont {
- public:
-  CPDF_Type1Font();
-
-  // CPDF_Font:
-  bool IsType1Font() const override;
-  const CPDF_Type1Font* AsType1Font() const override;
-  CPDF_Type1Font* AsType1Font() override;
-  int GlyphFromCharCodeExt(uint32_t charcode) override;
-
-  int GetBase14Font() const { return m_Base14Font; }
-
- protected:
-  // CPDF_Font:
-  bool Load() override;
-
-  // CPDF_SimpleFont:
-  void LoadGlyphMap() override;
-
-  int m_Base14Font;
-};
-
-#endif  // CORE_FPDFAPI_FPDF_FONT_CPDF_TYPE1FONT_H_