GitLab

	`nruns' and 'face_list' removed.  Handle new element `max_ascent'.
	(free_frame_glyphs): Don't free nonexistent elements `nruns' and
	`face_list';  do free `max_ascent' element.
	(make_frame_glyphs): Don't allocate nonexistent elements `nruns'
	and `face_list';  do allocate `max_ascent' element.
	(update_frame): Replaced use of macro LINE_HEIGHT with element
	frame element `pix_height'.