2005-08-21  Michael Natterer  <mitch@gimp.org>

	* app/paint/gimppencil.h
	* app/paint/gimppenciloptions.h
	* app/widgets/widgets-types.h
	* app/widgets/gimptooldialog.h: don't simply typedef object
	instance structs which add no members as their parent instance
	structs. Give them their own instance structs.  Fixes gtk-doc
	confusion.