Set Firefox to ignore no autocompletion suggestions and offer to remember instead

Web developers can add autocomplete="off" to the HTML code of online forms to suggest that browsers not remember the input. This is often done for login pages, etc. in the name of security.

But Firefox already asks whether it’s OK to save such info—and even remembers if you press Never For This Site. And since it’s my computer, I’d like it to ask me instead.

Fortunately, a one-line JavaScript change to force the _isAutocompleteDisabled function in components/nsLoginManager.js to returnfalse blindly will do the trick: