Avoid Autofill on the Woocommerce Checkout Shipping Address

Situation:

A Woocommerce website allows their agent/reseller/dropshiper to help customer buy products. Mostly, the address should not be the same as the one stored in the account. If the reseller has many customer, of course they don't want waste time clear the shipping address form so many time.

So, here is the PHP code snippet can be used handle that. After apply this code, all the shipping address fields will have no value anymore.