remove unused functions,

note: BPY_class_validate() could come in handy later if we need to check classes for properties/functions but for now there is no point in keeping it in.

source/blender/python/intern/bpy_util.h

@@ -34,24 +34,8 @@
 struct EnumPropertyItem;
 struct ReportList;
 
-/* Class type checking, use for checking classes can be added as operators, panels etc */
-typedef struct BPY_class_attr_check {
-	const char	*name;		/* name of the class attribute */
-	char		type;		/* 's' = string, 'f' = function, 'l' = list, (add as needed) */
-	int			arg_count;	/* only for function types, -1 for undefined, includes self arg */
-	int 		len;		/* only for string types currently */
-	int			flag;		/* other options */
-} BPY_class_attr_check;
-
-/* BPY_class_attr_check, flag */
-#define BPY_CLASS_ATTR_OPTIONAL 1
-#define BPY_CLASS_ATTR_NONE_OK	2
-
-int BPY_class_validate(const char *class_type, PyObject *class, PyObject *base_class, BPY_class_attr_check* class_attrs, PyObject **py_class_attrs);
-
 char *BPy_enum_as_string(struct EnumPropertyItem *item);
 
-
 #define BLANK_PYTHON_TYPE {PyVarObject_HEAD_INIT(NULL, 0) NULL}
 
 /* error reporting */