[Payments] PR: Basic test for the order summary section.

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
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+++ b/chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h
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+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_DIALOG_VIEW_IDS_H_
+#define CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_DIALOG_VIEW_IDS_H_
+
+// This defines an enumeration of IDs that can uniquely identify a view within
+// the scope of the Payment Request Dialog.
+
+namespace payments {
+
+enum class DialogViewID : int {
+  VIEW_ID_NONE,
+
+  // The following are views::Button (clickable).
+  PAYMENT_SHEET_CONTACT_INFO_SECTION,
+  PAYMENT_SHEET_PAYMENT_METHOD_SECTION,
+  PAYMENT_SHEET_SHIPPING_SECTION,
+  PAYMENT_SHEET_SUMMARY_SECTION,
+
+  // The following are StyledLabel objects.
+  ORDER_SUMMARY_TOTAL_AMOUNT_LABEL,
+  ORDER_SUMMARY_LINE_ITEM_1,
+  ORDER_SUMMARY_LINE_ITEM_2,
+  ORDER_SUMMARY_LINE_ITEM_3,
+};
+
+}  // namespace payments
+
+#endif  // CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_DIALOG_VIEW_IDS_H_