* New AddressForm instances for each address type
* Move selected-state-key out of state for the address forms, and into an attribute
* Remove passing form title via state, just use data-title-edit and data-title-add on the element
* Remove shippingOption form title logic from address picker, just set the right attribute values from PaymentDialog
* Move setting the extraRequiredFields data attribute the payer form needs out to the payment-dialog's render.
* Amend onboarding logic to direct to billing address form when necessary
* Fix-up tests
Differential Revision: https://phabricator.services.mozilla.com/D11545
This is easier to understand as we don't have to round-trip the whole success and error states to the privileged wrapper which could potentially lead to stale state changes.
This is also much simpler for the basic-card-form as it doesn't need a lot of the complexity of the previous implementation.
* Move selectedStateKey from page to address-page since it doesn't apply to basic-card-page
MozReview-Commit-ID: B4kiZNWElGI
This is easier to understand as we don't have to round-trip the whole success and error states to the privileged wrapper which could potentially lead to stale state changes.
This is also much simpler for the basic-card-form as it doesn't need a lot of the complexity of the previous implementation.
* Move selectedStateKey from page to address-page since it doesn't apply to basic-card-page
MozReview-Commit-ID: B4kiZNWElGI
* Implement store in paymentDialogWrapper for temporary addresses & creditCards
* Add the persist checkbox to the add/edit address form. Defaults to unchecked when adding an address in a private session.
* The union of saved and temporary addresses can be retrieved from paymentRequest.getAddresses(). References to state.savedAddresses updated to use this when appropriate
* New tests for adding and editing addresses from a private window
MozReview-Commit-ID: KyD2BPNFYtZ
