Update bundled freetype to 2.6.1

third_party/freetype/include/freetype/fttrigon.h

 /***************************************************************************/
 /*                                                                         */
 /*  fttrigon.h                                                             */
 /*                                                                         */
 /*    FreeType trigonometric functions (specification).                    */
 /*                                                                         */
-/*  Copyright 2001, 2003, 2005, 2007, 2013 by                              */
+/*  Copyright 2001-2015 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.                                        */
 /*                                                                         */
 /***************************************************************************/
 
@@ skipping 200 matching lines @@
                  FT_Angle  angle2 );
 
 
   /*************************************************************************
    *
    * @function:
    *   FT_Vector_Unit
    *
    * @description:
    *   Return the unit vector corresponding to a given angle.  After the
-   *   call, the value of `vec.x' will be `sin(angle)', and the value of
-   *   `vec.y' will be `cos(angle)'.
+   *   call, the value of `vec.x' will be `cos(angle)', and the value of
+   *   `vec.y' will be `sin(angle)'.
    *
    *   This function is useful to retrieve both the sinus and cosinus of a
    *   given angle quickly.
    *
    * @output:
    *   vec ::
    *     The address of target vector.
    *
    * @input:
    *   angle ::
@@ skipping 101 matching lines @@
 
   /* */
 
 
 FT_END_HEADER
 
 #endif /* __FTTRIGON_H__ */
 
 
 /* END */