Don't pass axis handle unnecessarily from high level to low level plot functions. * scripts/plot/comet.m, scripts/plot/comet3.m, scripts/plot/compass.m, scripts/plot/contour.m, scripts/plot/contourf.m, scripts/plot/cylinder.m, scripts/plot/ellipsoid.m, scripts/plot/errorbar.m, scripts/plot/feather.m, scripts/plot/mesh.m, scripts/plot/meshc.m, scripts/plot/meshz.m, scripts/plot/pcolor.m, scripts/plot/plot3.m, scripts/plot/rectangle.m, scripts/plot/rose.m, scripts/plot/scatter3.m, scripts/plot/semilogxerr.m, scripts/plot/semilogy.m, scripts/plot/semilogyerr.m, scripts/plot/slice.m, scripts/plot/sphere.m, scripts/plot/stairs.m, scripts/plot/surf.m, scripts/plot/surfc.m, scripts/plot/surfnorm.m, scripts/plot/trimesh.m, scripts/plot/trisurf.m: Don't pass hax to lower level functions after newplot() has been called.

--- a/scripts/plot/errorbar.m	Wed Jul 31 16:27:49 2013 -0700
+++ b/scripts/plot/errorbar.m	Wed Jul 31 18:42:17 2013 -0700
@@ -135,7 +135,6 @@
     hax = newplot (hax);
 
     htmp = __errcomm__ ("errorbar", hax, varargin{:});
-
   unwind_protect_cleanup
     if (! isempty (oldfig))
       set (0, "currentfigure", oldfig);