Adding new shipping address editor view to payment flow.

chrome/browser/ui/views/payments/payment_request_dialog_view.h

Index: chrome/browser/ui/views/payments/payment_request_dialog_view.h
diff --git a/chrome/browser/ui/views/payments/payment_request_dialog_view.h b/chrome/browser/ui/views/payments/payment_request_dialog_view.h
index 318b31b61088148933973fc0d0896823c2f8b944..11a6732285fde3c0e1bc8bf94216b426c8bea0e0 100644
--- a/chrome/browser/ui/views/payments/payment_request_dialog_view.h
+++ b/chrome/browser/ui/views/payments/payment_request_dialog_view.h
@@ -42,6 +42,8 @@ class PaymentRequestDialogView : public views::DialogDelegateView,
 
     virtual void OnCreditCardEditorOpened() = 0;
 
+    virtual void OnShippingAddressEditorOpened() = 0;
+
     virtual void OnBackNavigation() = 0;
   };
 
@@ -72,6 +74,7 @@ class PaymentRequestDialogView : public views::DialogDelegateView,
   void ShowPaymentMethodSheet();
   void ShowShippingOptionSheet();
   void ShowCreditCardEditor();
+  void ShowShippingAddressEditor();
 
   ViewStack* view_stack_for_testing() { return &view_stack_; }