The frame name should be unique in the document because it can be used as
reference.
So we must allow the user to create correct document by setting a unique name
to the image frame.
http://codereview.appspot.com/200570043
Original issue reported on code.google.com by cedric.krier@b2ck.com on 19 Feb 2015 at 11:41
Original issue reported on code.google.com by
cedric.krier@b2ck.com
on 19 Feb 2015 at 11:41