For Q&A and other purposes, please add all new icons (and any that didn't change, so we have a complete set of all that will be used) to the Notifications spreadsheet in the column "NEW (and unchanged) ICONS."
The spreadsheet is here: https://docs.google.com/spreadsheets/d/1XjPO8RlrFMqNhboWBUZwONJv93TRmLbReAuQ_ZktnD0/edit#gid=0