Fix relative includes within core/

core/src/fxge/agg/include/fx_agg_driver.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 FX_AGG_DRIVER_H_
-#define FX_AGG_DRIVER_H_
+#ifndef CORE_SRC_FXGE_AGG_INCLUDE_FX_AGG_DRIVER_H_
+#define CORE_SRC_FXGE_AGG_INCLUDE_FX_AGG_DRIVER_H_
 
+#include "core/include/fxge/fx_ge.h"
 #include "third_party/agg23/agg_clip_liang_barsky.h"
 #include "third_party/agg23/agg_path_storage.h"
 #include "third_party/agg23/agg_rasterizer_scanline_aa.h"
 
+class CFX_AffineMatrix;
+class CFX_PathData;
+
 class CAgg_PathData {
  public:
   CAgg_PathData() {}
   ~CAgg_PathData() {}
   FX_NAMESPACE_DECLARE(agg, path_storage) m_PathData;
   void BuildPath(const CFX_PathData* pPathData,
                  const CFX_AffineMatrix* pObject2Device);
 };
 class CFX_AggDeviceDriver : public IFX_RenderDeviceDriver {
  public:
@@ skipping 113 matching lines @@
   void* m_pPlatformGraphics;
   void* m_pPlatformBitmap;
   void* m_pDwRenderTartget;
   int m_FillFlags;
   int m_DitherBits;
   FX_BOOL m_bRgbByteOrder;
   CFX_DIBitmap* m_pOriDevice;
   FX_BOOL m_bGroupKnockout;
 };
 
-#endif  // FX_AGG_DRIVER_H_
+#endif  // CORE_SRC_FXGE_AGG_INCLUDE_FX_AGG_DRIVER_H_