Add the availability to disable the close of a bottomSheet programatically once is opened.

[mhosman]

Add the availability to disable the close of a bottomSheet programatically once is opened (like in dialogs).

[angular-automatic-lock-bot]

This issue has been automatically locked due to inactivity.
Please file a new issue if you are encountering a similar or related problem.

Read more about our automatic conversation locking policy.

_{This action has been performed automatically by a bot.}