Like I mentioned before the area seems structurally solid. I will grind the area down to the glass, then drill out the rotten laminate, dry, fill with epoxy, and then coat the area with epoxy, finally bedding the shoe with 5200. This should do the trick as it has worked for others.

"Gotta love a mystery! Have to follow where the evidence leads"

I call it brain candy. Every active mind needs a futile project to spar with and I'm no exception.