Code review comment for lp:~inkscape.dev/inkscape/bspline+spirolive

r12098 fails to build:

  CXX ui/tool/path-manipulator.o
../../src/ui/tool/path-manipulator.cpp: In constructor ‘Inkscape::UI::PathManipulator::PathManipulator(Inkscape::UI::MultiPathManipulator&, SPPath*, const Geom::Affine&, guint32, Glib::ustring)’:
../../src/ui/tool/path-manipulator.cpp:155: error: ‘sp_lpe_item_has_path_effect’ was not declared in this scope
../../src/ui/tool/path-manipulator.cpp:156: error: ‘sp_lpe_item_has_path_effect_of_type’ was not declared in this scope
make[3]: *** [ui/tool/path-manipulator.o] Error 1
make[2]: *** [all] Error 2
make[1]: *** [all-recursive] Error 1
make: *** [all] Error 2