[Web Payments] Handle "Enter" accelerator when there's a primary action

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

Index: chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h
diff --git a/chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h b/chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h
index cce2f807abb80afcca758999b6e2c04f90592443..e8aaaa47933ee4a9b5c2bbcb3d596a08cd2773ae 100644
--- a/chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h
+++ b/chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h
@@ -66,6 +66,12 @@ enum class DialogViewID : int {
 
   // The CVC text field in the unmask sheet.
   CVC_PROMPT_TEXT_FIELD,
+
+  // The following are the ids for the individual sheets.
+  CONTACT_INFO_EDITOR_SHEET,
+  CREDIT_CARD_EDITOR_SHEET,
+  CVC_UNMASK_SHEET,
+  SHIPPING_ADDRESS_EDITOR_SHEET,
 };
 
 }  // namespace payments