Gmail: How to Remove Contacts From Autocomplete List

How to remove contacts from the autocomplete list in Gmail:

Click the arrow next to the word Gmail.
Go to Contacts.
Select and delete the contact from the Frequently Contacted list.
Go to More, then Other Contacts.
If prompted, answer GO TO OLD CONTACTS.
Select Other Contacts.
Find the contact in the list, mark the checkbox, then go to More -> Delete contact.