[Web Payments] Correctly use UTF8ToUTF16 on strings from website.

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

 // Copyright 2016 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.
 
 #include "chrome/browser/ui/views/payments/payment_request_views_util.h"
 
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
@@ skipping 270 matching lines @@
 
   std::unique_ptr<views::BoxLayout> layout =
       base::MakeUnique<views::BoxLayout>(views::BoxLayout::kVertical, 0, 0, 0);
   layout->set_cross_axis_alignment(
       views::BoxLayout::CROSS_AXIS_ALIGNMENT_START);
   container->SetLayoutManager(layout.release());
 
   if (shipping_option) {
     std::unique_ptr<views::Label> shipping_label =
         base::MakeUnique<views::Label>(
-            base::ASCIIToUTF16(shipping_option->label));
+            base::UTF8ToUTF16(shipping_option->label));
     shipping_label->set_id(
         static_cast<int>(DialogViewID::SHIPPING_OPTION_DESCRIPTION));
     container->AddChildView(shipping_label.release());
 
     std::unique_ptr<views::Label> amount_label =
         base::MakeUnique<views::Label>(formatted_amount);
     amount_label->set_id(
         static_cast<int>(DialogViewID::SHIPPING_OPTION_AMOUNT));
     container->AddChildView(amount_label.release());
   }
 
   return container;
 }
 
 }  // namespace payments