Fix relative includes within core/

core/src/fpdfapi/fpdf_render/render_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_SRC_FPDFAPI_FPDF_RENDER_RENDER_INT_H_
 #define CORE_SRC_FPDFAPI_FPDF_RENDER_RENDER_INT_H_
 
 #include <map>
 
-#include "../../../include/fpdfapi/fpdf_pageobj.h"
+#include "core/include/fpdfapi/fpdf_pageobj.h"
+#include "core/include/fpdfapi/fpdf_render.h"
 #include "third_party/base/nonstd_unique_ptr.h"
 
 class CFX_GlyphBitmap;
+class CPDF_ImageCache;
 class CPDF_QuickStretcher;
 
 #define TYPE3_MAX_BLUES 16
 
 class CPDF_Type3Glyphs {
  public:
   CPDF_Type3Glyphs() {
     m_GlyphMap.InitHashTable(253);
     m_TopBlueCount = m_BottomBlueCount = 0;
   }
@@ skipping 609 matching lines @@
   const uint8_t* m_RampB;
 };
 
 struct _CPDF_UniqueKeyGen {
   void Generate(int count, ...);
   FX_CHAR m_Key[128];
   int m_KeyLen;
 };
 
 #endif  // CORE_SRC_FPDFAPI_FPDF_RENDER_RENDER_INT_H_