Chips Autocomplete documentation example - remove chip not working

[rfk91]

Bug, feature request, or proposal:

Bug

What is the expected behavior?

Should remove the chip if X clicked next to the chip.

What is the current behavior?

Chip is not removed if X cliked next to the chip.

What are the steps to reproduce?

Use the Chips Autocomplete example at https://material.angular.io/components/chips/overview

Stackblitz: https://xlyjpepaemb.angular.stackblitz.io

[jelbourn]

Should be fixed in #11175

[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.}