Re: master a6a5d6a: Move 'revert-buffer' global binding to 'C-x g g'

[Juri Linkov]

> I don't know what notation to use here though.  Maybe something like:
>
>     \\[cmd]  -> works as today
>     \\[=C-h] -> just adds the formatting to the exact string
>     \\[+cmd] -> adds both the key binding and its M-x form
>
> (This would of course break for symbols starting with = or +.)

Maybe displaying both the keybinding and the command name should be
defined by a command symbol's property like 'advertised-binding'
defines the default keybinding to display:

  (put 'revert-buffer :advertised-binding "M-x revert-buffer or C-x x g")