Remove unnecessary shading function usage indication already set by loadshadedict and pdf_loadshadefunction.
Remove unnecessary shading function usage indication already set by loadshadedict and pdf_loadshadefunction.

darcs-hash:20091124233757-86a4e-a451ac252c5f09dd57f761c17ee89e4d65ea1851.gz

nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf