Those 2 emails were labeled spam, so i actually never saw them. Gmail had a moment of derp it looks like.
Some bookmarks I can technically restore from backups, but it is an extremely tedious process because the bookmarks aren't immediately usable and it will be missing something like 60% or more...
It may not have been possible to generate a message though the extension that you desired.
If others can do it, so could they. A new tab, a popup. anything, pretty much from the plugin would have worked.