Adding DOMPointReadOnly data to BCD (#1621)
Adding DOMPointReadOnly data to BCD (#1621)

* Adding DOMPointReadOnly data to BCD

* updating Fx/FxA support information as per dbeck comment

teoli2003/browser-compat-data,mdn/browser-compat-data,chrisdavidmills/browser-compat-data,chrisdavidmills/browser-compat-data,mdn/browser-compat-data