+(defun glyph-image-property (glyph prop &optional domain default no-fallback)
+ "Return property PROP of the instance of GLYPH's image in DOMAIN.
+
+Normally DOMAIN will be a window or nil (meaning the selected window).
+The value returned is dependent on the image instance type."
+ (image-instance-property
+ (glyph-image-instance glyph domain default no-fallback) prop))
+