Merge to XFA: Fix ALL the include guards.

core/include/fxge/fx_font.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_FONT_H_
-#define FX_FONT_H_
+#ifndef CORE_INCLUDE_FXGE_FX_FONT_H_
+#define CORE_INCLUDE_FXGE_FX_FONT_H_
 
 #include "../fxcrt/fx_ext.h"
 #include "fx_dib.h"
 
 typedef struct FT_FaceRec_* FXFT_Face;
 typedef void* FXFT_Library;
 class IFX_FontEncoding;
 class CFX_PathData;
 class CFX_SubstFont;
 class CFX_FaceCache;
@@ skipping 447 matching lines @@
 {
 public:
     virtual void        Release() = 0;
     virtual FX_BOOL GetVerticalGlyph(FX_DWORD glyphnum, FX_DWORD* vglyphnum) = 0;
 
 protected:
      ~IFX_GSUBTable() { }
 };
 IFX_GSUBTable* FXGE_CreateGSUBTable(CFX_Font* pFont);
 
-#endif  // FX_FONT_H_
+#endif  // CORE_INCLUDE_FXGE_FX_FONT_H_