Adding new shipping address editor view to payment flow.

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

Index: chrome/browser/ui/views/payments/profile_list_view_controller.cc
diff --git a/chrome/browser/ui/views/payments/profile_list_view_controller.cc b/chrome/browser/ui/views/payments/profile_list_view_controller.cc
index 02d4b5cd0c973f43a0b6f41b00d44e0329e4eec8..6b2cad2481de308bfe620990167048421dd5c225 100644
--- a/chrome/browser/ui/views/payments/profile_list_view_controller.cc
+++ b/chrome/browser/ui/views/payments/profile_list_view_controller.cc
@@ -4,17 +4,34 @@
 
 #include "chrome/browser/ui/views/payments/profile_list_view_controller.h"
 
+#include "chrome/browser/ui/views/payments/payment_request_dialog_view.h"
+#include "chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h"
 #include "chrome/browser/ui/views/payments/payment_request_row_view.h"
 #include "chrome/browser/ui/views/payments/payment_request_views_util.h"
+#include "chrome/grit/generated_resources.h"
 #include "components/payments/content/payment_request_spec.h"
 #include "components/payments/content/payment_request_state.h"
 #include "components/strings/grit/components_strings.h"
 #include "ui/base/l10n/l10n_util.h"
+#include "ui/views/controls/button/label_button.h"
+#include "ui/views/controls/button/md_text_button.h"
+#include "ui/views/controls/image_view.h"
+#include "ui/views/layout/box_layout.h"
+#include "ui/views/layout/grid_layout.h"
 
 namespace payments {
 
 namespace {
 
+constexpr int kFirstTagValue = static_cast<int>(
+    payments::PaymentRequestCommonTags::PAYMENT_REQUEST_COMMON_TAG_MAX);
+
+enum class PaymentMethodViewControllerTags : int {
+  // The tag for the button that triggers the "add address" flow. Starts at
+  // |kFirstTagValue| not to conflict with tags common to all views.
+  ADD_SHIPPING_ADDRESS_BUTTON = kFirstTagValue,
+};
+
 class ProfileItem : public PaymentRequestItemList::Item {
  public:
   // Constructs an object owned by |parent_list|, representing one element in
@@ -89,6 +106,36 @@ class ShippingProfileViewController : public ProfileListViewController {
   }
 
  private:
+  // PaymentRequestSheetController:
+  std::unique_ptr<views::View> CreateExtraFooterView() override {

[anthonyvd, 2017/03/21 21:18:24]

This code could probably be in the base ProfileListViewController with its
derived classes ({Shipping|Contact}ProfileViewController) implementing a
function to get the "Add" button string and another to perform the action when
it's clicked.

[MAD, 2017/03/22 20:15:42]

Done.

+    std::unique_ptr<views::View> extra_view = base::MakeUnique<views::View>();
+
+    extra_view->SetLayoutManager(new views::BoxLayout(
+        views::BoxLayout::kHorizontal, 0, 0, kPaymentRequestButtonSpacing));
+
+    views::LabelButton* button = views::MdTextButton::CreateSecondaryUiButton(
+        this, l10n_util::GetStringUTF16(IDS_AUTOFILL_ADD_ADDRESS_CAPTION));
+    button->set_tag(static_cast<int>(
+        PaymentMethodViewControllerTags::ADD_SHIPPING_ADDRESS_BUTTON));
+    button->set_id(
+        static_cast<int>(DialogViewID::PAYMENT_METHOD_ADD_CARD_BUTTON));
+    extra_view->AddChildView(button);
+
+    return extra_view;
+  }
+
+  void ButtonPressed(views::Button* sender, const ui::Event& event) override {
+    switch (sender->tag()) {
+      case static_cast<int>(
+          PaymentMethodViewControllerTags::ADD_SHIPPING_ADDRESS_BUTTON):
+        dialog()->ShowShippingAddressEditor();
+        break;
+      default:
+        PaymentRequestSheetController::ButtonPressed(sender, event);
+        break;
+    }
+  }
+
   DISALLOW_COPY_AND_ASSIGN(ShippingProfileViewController);
 };