Fix relative includes within core/

core/src/fpdfapi/fpdf_edit/editint.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_EDIT_EDITINT_H_
 #define CORE_SRC_FPDFAPI_FPDF_EDIT_EDITINT_H_
 
+#include "core/include/fxcrt/fx_basic.h"
+#include "core/include/fxcrt/fx_stream.h"
+#include "core/include/fxcrt/fx_system.h"
+
+class CPDF_Creator;
+class CPDF_Object;
+
 class CPDF_ObjectStream {
  public:
   CPDF_ObjectStream();
 
   FX_BOOL Start();
 
   int32_t CompressIndirectObject(FX_DWORD dwObjNum, const CPDF_Object* pObj);
   int32_t CompressIndirectObject(FX_DWORD dwObjNum,
                                  const uint8_t* pBuffer,
                                  FX_DWORD dwSize);
@@ skipping 35 matching lines @@
 
  protected:
   int32_t EndObjectStream(CPDF_Creator* pCreator, FX_BOOL bEOF = TRUE);
   FX_BOOL GenerateXRefStream(CPDF_Creator* pCreator, FX_BOOL bEOF);
   int32_t m_iSeg;
   CPDF_ObjectStream m_ObjStream;
   CFX_ByteTextBuf m_Buffer;
 };
 
 #endif  // CORE_SRC_FPDFAPI_FPDF_EDIT_EDITINT_H_