[Payments] Fix up field widths in desktop editors.

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

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_VIEWS_UTIL_H_
 #define CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_VIEWS_UTIL_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 21 matching lines @@
 
 constexpr int kPaymentRequestRowHorizontalInsets = 16;
 constexpr int kPaymentRequestRowVerticalInsets = 8;
 
 // Extra inset relative to the header when a right edge should line up with the
 // close button's X rather than its invisible right edge.
 constexpr int kPaymentRequestRowExtraRightInset = 8;
 constexpr int kPaymentRequestButtonSpacing = 10;
 
 // Dimensions of the dialog itself.
+constexpr int kDialogMinWidth = 512;
 constexpr int kDialogHeight = 450;
 
 // Fixed width of the amount sections in the payment sheet and the order summary
 // sheet, in pixels.
 constexpr int kAmountSectionWidth = 96;
 
 enum class PaymentRequestCommonTags {
   BACK_BUTTON_TAG = 0,
   CLOSE_BUTTON_TAG,
   PAY_BUTTON_TAG,
@@ skipping 71 matching lines @@
 // Creates a 2 line label containing |shipping_option|'s label and amount. If
 // |emphasize_label| is true, the label part will be in medium weight.
 std::unique_ptr<views::View> CreateShippingOptionLabel(
     payments::mojom::PaymentShippingOption* shipping_option,
     const base::string16& formatted_amount,
     bool emphasize_label);
 
 }  // namespace payments
 
 #endif  // CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_VIEWS_UTIL_H_