[Exp date fix flow] Replace GetTextForRow with GetItemAt

bug: 899057
Change-Id: Ic675061e34d06766c1869c92f4fc568ac386f2ed
Reviewed-on: https://chromium-review.googlesource.com/c/1340535Reviewed-by: Evan Stade <estade@chromium.org>
Commit-Queue: Hao Zhang <hozhng@google.com>
Cr-Commit-Position: refs/heads/master@{#609146}

chrome/browser/ui/views/autofill/save_card_offer_bubble_views.cc

@@ -73,10 +73,10 @@ bool SaveCardOfferBubbleViews::Accept() {
     controller()->OnSaveButton(
         {cardholder_name_textfield_ ? cardholder_name_textfield_->text()
                                     : base::string16(),
-         month_input_dropdown_ ? month_input_dropdown_->GetTextForRow(
+         month_input_dropdown_ ? month_input_dropdown_->model()->GetItemAt(
                                      month_input_dropdown_->selected_index())
                                : base::string16(),
-         year_input_dropdown_ ? year_input_dropdown_->GetTextForRow(
+         year_input_dropdown_ ? year_input_dropdown_->model()->GetItemAt(
                                     year_input_dropdown_->selected_index())
                               : base::string16()});
   }
@@ -113,10 +113,10 @@ bool SaveCardOfferBubbleViews::IsDialogButtonEnabled(
     // the same time.
     DCHECK(!cardholder_name_textfield_);
     int month_value = 0, year_value = 0;
-    if (!base::StringToInt(month_input_dropdown_->GetTextForRow(
+    if (!base::StringToInt(month_input_dropdown_->model()->GetItemAt(
                                month_input_dropdown_->selected_index()),
                            &month_value) ||
-        !base::StringToInt(year_input_dropdown_->GetTextForRow(
+        !base::StringToInt(year_input_dropdown_->model()->GetItemAt(
                                year_input_dropdown_->selected_index()),
                            &year_value)) {
       return false;