Merge to XFA: Update bundled freetype to 2.6.1

third_party/freetype/src/cff/cffgload.h

Index: third_party/freetype/src/cff/cffgload.h
diff --git a/third_party/freetype/src/cff/cffgload.h b/third_party/freetype/src/cff/cffgload.h
index 41df7db692878d80556edb91bac4ea3174e3bceb..5f2655f3d98424667f100975204f4595f2e447bb 100644
--- a/third_party/freetype/src/cff/cffgload.h
+++ b/third_party/freetype/src/cff/cffgload.h
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    OpenType Glyph Loader (specification).                               */
 /*                                                                         */
-/*  Copyright 1996-2004, 2006-2009, 2013 by                                */
+/*  Copyright 1996-2015 by                                                 */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -29,7 +29,12 @@ FT_BEGIN_HEADER
 
 
 #define CFF_MAX_OPERANDS        48
-#define CFF_MAX_SUBRS_CALLS     32
+#define CFF_MAX_SUBRS_CALLS     16  /* maximum subroutine nesting;         */
+                                    /* only 10 are allowed but there exist */
+                                    /* fonts like `HiraKakuProN-W3.ttf'    */
+                                    /* (Hiragino Kaku Gothic ProN W3;      */
+                                    /* 8.2d6e1; 2014-12-19) that exceed    */
+                                    /* this limit                          */
 #define CFF_MAX_TRANS_ELEMENTS  32