[Web Payments] Refactor sheet display to allow updating view content

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..5f3197b404351ad9cb1049487f78fb79a1c0c7f2 100644
--- a/chrome/browser/ui/views/payments/profile_list_view_controller.h
+++ b/chrome/browser/ui/views/payments/profile_list_view_controller.h
@@ -47,9 +47,6 @@ class ProfileListViewController : public PaymentRequestSheetController {
                                   PaymentRequestState* state,
                                   PaymentRequestDialogView* dialog);
 
-  // PaymentRequestSheetController:
-  std::unique_ptr<views::View> CreateView() override;
-
   // Returns a representation of the given profile appropriate for display
   // in this context.
   virtual std::unique_ptr<views::View> GetLabel(
@@ -69,8 +66,10 @@ class ProfileListViewController : public PaymentRequestSheetController {
   // in this context.
   virtual std::vector<autofill::AutofillProfile*> GetProfiles() = 0;
 
-  // Returns the string displayed at the top of the view.
-  virtual base::string16 GetHeaderString() = 0;
+  void PopulateList();
+
+  // PaymentRequestSheetController:
+  void FillContentView(views::View* content_view) override;
 
  private:
   std::unique_ptr<views::Button> CreateRow(autofill::AutofillProfile* profile);