Fix relative includes within core/

core/src/fxge/dib/dib_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_FXGE_DIB_DIB_INT_H_
 #define CORE_SRC_FXGE_DIB_DIB_INT_H_
 
+#include "core/include/fxcrt/fx_coordinates.h"
+#include "core/include/fxge/fx_dib.h"
+
+class IFX_ScanlineComposer;
+
 extern const int SDP_Table[513];
 
 class CPDF_FixedMatrix {
  public:
   CPDF_FixedMatrix(const CFX_AffineMatrix& src, int bits) {
     base = 1 << bits;
     a = FXSYS_round(src.a * base);
     b = FXSYS_round(src.b * base);
     c = FXSYS_round(src.c * base);
     d = FXSYS_round(src.d * base);
@@ skipping 71 matching lines @@
   int m_State;
 };
 
 FX_RECT FXDIB_SwapClipBox(FX_RECT& clip,
                           int width,
                           int height,
                           FX_BOOL bFlipX,
                           FX_BOOL bFlipY);
 
 #endif  // CORE_SRC_FXGE_DIB_DIB_INT_H_