2004-09-23  Michael Natterer  <mitch@gimp.org>

	* app/tools/gimpairbrushtool.c (gimp_airbrush_tool_register)
	* app/tools/gimppenciltool.c (gimp_pencil_tool_register):
	add GIMP_CONTEXT_GRADIENT_MASK to the tools' context_props because
	these tools use the current gradient. Fixes bug #153584.