Clean up edge_def's crossing_edge field

[Steven Bosscher]

On Thursday 19 August 2004 00:45, Caroline Tice wrote:
> Before you commit this, if it's not already too late, you should do a
> profiledbootstrap, with all debugging flags
> turned off (you will have to edit Makefile.in).  Just to make sure your
> change doesn't mess up the hot/cold partitioning please.

Actually, no, you should have fixed this long ago, when I and others
asked you to.
I did test profiling, but not a profiledbootstrap.  And I'm not going
to either.  The patch is perfectly obvious, if this breaks something
then it was broken before.

Gr.
Steven