Remove relative includes.

core/include/fpdfapi/fpdf_page.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_INCLUDE_FPDFAPI_FPDF_PAGE_H_
 #define CORE_INCLUDE_FPDFAPI_FPDF_PAGE_H_
 
-#include "../fxge/fx_dib.h"
+#include "core/include/fxge/fx_dib.h"
 #include "fpdf_parser.h"
 #include "fpdf_resource.h"
 
 class CPDF_PageObjects;
 class CPDF_Page;
 class CPDF_Form;
 class CPDF_ParseOptions;
 class CPDF_PageObject;
 class CPDF_PageRenderCache;
 class CPDF_StreamFilter;
@@ skipping 172 matching lines @@
   CFX_ByteString RealizeResource(CPDF_Object* pResourceObj,
                                  const FX_CHAR* szType);
 
  private:
   CPDF_Page* m_pPage;
   CPDF_Document* m_pDocument;
   CFX_PtrArray m_pageObjects;
 };
 
 #endif  // CORE_INCLUDE_FPDFAPI_FPDF_PAGE_H_