Fix 10324: Add opt-in note to tooltip docs
Fix 10324: Add opt-in note to tooltip docs

BS3 commits: 6ea2893af1ddb220d449e36b52389fad8c147aba

todc/todc-bootstrap,2947721120/todc-bootstrap,todc/todc-bootstrap,aaroncnhk/todc-bootstrap,up2vs/todc-bootstrap,mozillo/todc-bootstrap,todc/todc-bootstrap,2947721120/googlebt4,ztx1491/todc-bootstrap