[Web Payments] Add inline items to the Order Summary section.

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

Index: chrome/browser/ui/views/payments/payment_request_views_util.h
diff --git a/chrome/browser/ui/views/payments/payment_request_views_util.h b/chrome/browser/ui/views/payments/payment_request_views_util.h
index e388009b1d46cb89abc21bc5fd4089132cbd7365..a15adda171e04819b65b67d7bb3770fe82f293ea 100644
--- a/chrome/browser/ui/views/payments/payment_request_views_util.h
+++ b/chrome/browser/ui/views/payments/payment_request_views_util.h
@@ -17,6 +17,7 @@ class AutofillProfile;
 namespace views {
 class Border;
 class ImageView;
+class Label;
 class VectorIconButtonDelegate;
 class View;
 }
@@ -84,6 +85,9 @@ std::unique_ptr<views::View> GetContactInfoLabel(
 // as a separator between items in the Payment Request dialog.
 std::unique_ptr<views::Border> CreatePaymentRequestRowBorder();
 
+// Creates a label with a bold font.
+std::unique_ptr<views::Label> CreateBoldLabel(const base::string16& text);
+
 }  // namespace payments
 
 #endif  // CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_VIEWS_UTIL_H_