Update freetype to 2.5.4.

third_party/freetype/src/base/ftadvanc.c

Index: third_party/freetype/src/base/ftadvanc.c
diff --git a/core/src/fxge/fx_freetype/fxft2.5.01/src/base/ftadvanc.c b/third_party/freetype/src/base/ftadvanc.c
similarity index 94%
rename from core/src/fxge/fx_freetype/fxft2.5.01/src/base/ftadvanc.c
rename to third_party/freetype/src/base/ftadvanc.c
index 652e51b1ed94a48c10b68cacb47d5a439b2d680f..18884efe19e12095f24d021299a477028b9c66f9 100644
--- a/core/src/fxge/fx_freetype/fxft2.5.01/src/base/ftadvanc.c
+++ b/third_party/freetype/src/base/ftadvanc.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    Quick computation of advance widths (body).                          */
 /*                                                                         */
-/*  Copyright 2008, 2009, 2011, 2013 by                                    */
+/*  Copyright 2008, 2009, 2011, 2013, 2014 by                              */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -16,11 +16,11 @@
 /***************************************************************************/
 
 
-#include "../../include/ft2build.h"
-#include "../../include/freetype/internal/ftdebug.h"
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
 
-#include "../../include/freetype/ftadvanc.h"
-#include "../../include/freetype/internal/ftobjs.h"
+#include FT_ADVANCES_H
+#include FT_INTERNAL_OBJECTS_H
 
 
   static FT_Error
@@ -80,6 +80,9 @@
     if ( !face )
       return FT_THROW( Invalid_Face_Handle );
 
+    if ( !padvance )
+      return FT_THROW( Invalid_Argument );
+
     if ( gindex >= (FT_UInt)face->num_glyphs )
       return FT_THROW( Invalid_Glyph_Index );
 
@@ -118,6 +121,9 @@
     if ( !face )
       return FT_THROW( Invalid_Face_Handle );
 
+    if ( !padvances )
+      return FT_THROW( Invalid_Argument );
+
     num = (FT_UInt)face->num_glyphs;
     end = start + count;
     if ( start >= num || end < start || end > num )