Update freetype sources (2.6.2) in third party.

third_party/freetype2/src/src/smooth/smooth.c

Index: third_party/freetype2/src/src/smooth/smooth.c
diff --git a/third_party/freetype2/src/src/smooth/smooth.c b/third_party/freetype2/src/src/smooth/smooth.c
new file mode 100644
index 0000000000000000000000000000000000000000..4ca4344c892027f0fd3c7e75b97838db870e1b86
--- /dev/null
+++ b/third_party/freetype2/src/src/smooth/smooth.c
@@ -0,0 +1,27 @@
+/***************************************************************************/
+/*                                                                         */
+/*  smooth.c                                                               */
+/*                                                                         */
+/*    FreeType anti-aliasing rasterer module component (body only).        */
+/*                                                                         */
+/*  Copyright 1996-2015 by                                                 */
+/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
+/*                                                                         */
+/*  This file is part of the FreeType project, and may only be used,       */
+/*  modified, and distributed under the terms of the FreeType project      */
+/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
+/*  this file you indicate that you have read the license and              */
+/*  understand and accept it fully.                                        */
+/*                                                                         */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "ftspic.c"
+#include "ftgrays.c"
+#include "ftsmooth.c"
+
+
+/* END */