Remove views::Label::SetDisabledColor(). Replace with typography colors.

chrome/browser/ui/views/payments/order_summary_view_controller.cc

Index: chrome/browser/ui/views/payments/order_summary_view_controller.cc
diff --git a/chrome/browser/ui/views/payments/order_summary_view_controller.cc b/chrome/browser/ui/views/payments/order_summary_view_controller.cc
index 731ca2f5ef99c9ef7cedf836194c3d18df85aa7a..fff328276b9d44bb9e542905f0f38e9807701e21 100644
--- a/chrome/browser/ui/views/payments/order_summary_view_controller.cc
+++ b/chrome/browser/ui/views/payments/order_summary_view_controller.cc
@@ -79,11 +79,7 @@ std::unique_ptr<views::View> CreateLineItemView(const base::string16& label,
     amount_text = CreateMediumLabel(amount);
   } else {
     label_text = base::MakeUnique<views::Label>(label);
-    currency_text = base::MakeUnique<views::Label>(currency);
-    currency_text->SetDisabledColor(
-        currency_text->GetNativeTheme()->GetSystemColor(
-            ui::NativeTheme::kColorId_LabelDisabledColor));
-    currency_text->SetEnabled(false);
+    currency_text = CreateHintLabel(currency);
     amount_text = base::MakeUnique<views::Label>(amount);
   }
   amount_text->set_id(static_cast<int>(amount_label_id));