Adding new shipping address editor view to payment flow.

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

Index: chrome/browser/ui/views/payments/profile_list_view_controller.h
diff --git a/chrome/browser/ui/views/payments/profile_list_view_controller.h b/chrome/browser/ui/views/payments/profile_list_view_controller.h
index 64f2a55d2e9b386578ff67a83e4937c523363c0b..1f9766e9b0e338c71329d3a65147e5691c303e8e 100644
--- a/chrome/browser/ui/views/payments/profile_list_view_controller.h
+++ b/chrome/browser/ui/views/payments/profile_list_view_controller.h
@@ -49,6 +49,8 @@ class ProfileListViewController : public PaymentRequestSheetController {
 
   // PaymentRequestSheetController:
   std::unique_ptr<views::View> CreateView() override;
+  std::unique_ptr<views::View> CreateExtraFooterView() override;
+  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   // Returns a representation of the given profile appropriate for display
   // in this context.
@@ -72,6 +74,12 @@ class ProfileListViewController : public PaymentRequestSheetController {
   // Returns the string displayed at the top of the view.
   virtual base::string16 GetHeaderString() = 0;
 
+  // Settings and events related to the secondary button in the footer area.
+  virtual int GetSecondaryButtonTextId() = 0;
+  virtual int GetSecondaryButtonTag() = 0;
+  virtual int GetSecondaryButtonViewId() = 0;
+  virtual void OnSecondaryButtonPressed() = 0;
+
  private:
   std::unique_ptr<views::Button> CreateRow(autofill::AutofillProfile* profile);
   PaymentRequestItemList list_;