unx → headless Relation

File in vcl/inc/unx	Includes file in vcl/inc/headless
gtk / gtkframe.hxx	svpgdi.hxx
gtk / gtkgdi.hxx	svpgdi.hxx
gtk / gtkinst.hxx	svpinst.hxx
unx/salgdi.h	CairoCommon.hxx