[Cairo] Suggestion for replacing cairo_copy with set_gstate.

[Carl Worth]

On Sep 26, Bill Spitzak wrote:
 > > Perhaps instead we just want a single function to copy the graphics
 > > state from one cairo_t to another. Perhaps drop cairo_copy and add
 > > something like:
 > >
 > > 	cairo_set_graphics_state (cr, copy);
 > 
 > Yes this is exactly how I think this should be done, though in some email I 
 > was writing I used the name cairo_copy_state(cairo_t* to, cairo_t*
 > from).

Actually, we might as well go all the way to:

	void
	cairo_copy (cairo_t *dst, cairo_t *src);

I think that should be clear enough without the words "graphics" or
"state".

It sounds like there's good consensus for this change now. I'll go
ahead and do this.

-Carl