Comment 40 for bug 1174909

(In reply to Bill Spitzak from comment #13)
> Created attachment 118385 [details]
> attachment-30721-0.html
>
> This seems excessively complex, rather than having the later handler (the
> one turning a non-zero float into a zero fixed) be patched instead. I
> figure it would be correct for all backends to turn very tiny but non-zero
> line widths into the smallest ones they can render.

We don't want to alter the line width on the vector backends. If a 0.001mm line width is specified for pdf that is the line width it should use. My patch only alters the line width when the extents are measured for the purpose of culling 0 width/height objects.