Bowlderizing Children's Books: A Poll

Should publishers edit beloved children's books like LITTLE HOUSE ON THE PRAIRIE or THE CHRONICLES OF NARNIA to eliminate racial or ethnic stereotyping? When (if ever) is it okay? Please vote in the poll in my sidebar and/or comment below.

It's okay to update a classic children's book to reflect changing mores ...
if the changes made are incidental rather than integral to the plot (see these changes made to Robert Lawson's Caldecott-winning THEY WERE STRONG AND GOOD, for example).

if the publisher