[Web Payments] Respect Harmony dialog width in Payment Request

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

Index: chrome/browser/ui/views/payments/payment_request_views_util.cc
diff --git a/chrome/browser/ui/views/payments/payment_request_views_util.cc b/chrome/browser/ui/views/payments/payment_request_views_util.cc
index 375ec5fe136e76eef67691390b2bd4e16e37d99c..01e73ffc4f6a46aeb4f33555e444c5241ce7736c 100644
--- a/chrome/browser/ui/views/payments/payment_request_views_util.cc
+++ b/chrome/browser/ui/views/payments/payment_request_views_util.cc
@@ -38,6 +38,7 @@
 #include "ui/views/controls/styled_label.h"
 #include "ui/views/layout/box_layout.h"
 #include "ui/views/layout/grid_layout.h"
+#include "ui/views/layout/layout_provider.h"
 #include "ui/views/painter.h"
 #include "ui/views/view.h"
 
@@ -127,6 +128,13 @@ class PaymentRequestRowBorderPainter : public views::Painter {
 
 }  // namespace
 
+int GetActualDialogWidth() {
+  constexpr int kDialogMinWidth = 512;
+  static int actual_width =
+      views::LayoutProvider::Get()->GetSnappedDialogWidth(kDialogMinWidth);
+  return actual_width;
+}
+
 std::unique_ptr<views::View> CreateSheetHeaderView(
     bool show_back_arrow,
     const base::string16& title,