[Payments] Add error messages to credit card editor.

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

 // Copyright 2017 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_interactive_uitest_base.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 12 matching lines @@
 #include "components/payments/payment_request_web_contents_manager.h"
 #include "components/web_modal/web_contents_modal_dialog_manager.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/browser_test_utils.h"
 #include "services/service_manager/public/cpp/interface_registry.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/test/ui_controls.h"
 #include "ui/gfx/animation/test_animation_delegate.h"
+#include "ui/views/controls/label.h"
 #include "ui/views/controls/styled_label.h"
 
 namespace payments {
 
 PaymentRequestInteractiveTestBase::PaymentRequestInteractiveTestBase(
     const std::string& test_file_path)
     : test_file_path_(test_file_path),
       delegate_(nullptr) {}
 PaymentRequestInteractiveTestBase::~PaymentRequestInteractiveTestBase() {}
 
@@ skipping 193 matching lines @@
   }
 }
 
 const base::string16& PaymentRequestInteractiveTestBase::GetStyledLabelText(
     DialogViewID view_id) {
   views::View* view = dialog_view()->GetViewByID(static_cast<int>(view_id));
   DCHECK(view);
   return static_cast<views::StyledLabel*>(view)->text();
 }
 
+const base::string16& PaymentRequestInteractiveTestBase::GetErrorLabelForType(
+    autofill::ServerFieldType type) {
+  views::View* view = dialog_view()->GetViewByID(
+      static_cast<int>(DialogViewID::ERROR_LABEL_OFFSET) + type);
+  DCHECK(view);
+  return static_cast<views::Label*>(view)->text();
+}
+
 PaymentRequestInteractiveTestBase::DialogEventObserver::DialogEventObserver(
     PaymentRequestInteractiveTestBase::DialogEvent event)
     : event_(event), seen_(false) {}
 PaymentRequestInteractiveTestBase::DialogEventObserver::~DialogEventObserver() {
 }
 
 void PaymentRequestInteractiveTestBase::DialogEventObserver::Wait() {
   if (seen_)
     return;
 
@@ skipping 14 matching lines @@
 
 void PaymentRequestInteractiveTestBase::ResetEventObserver(DialogEvent event) {
   event_observer_ = base::MakeUnique<DialogEventObserver>(event);
 }
 
 void PaymentRequestInteractiveTestBase::WaitForObservedEvent() {
   event_observer_->Wait();
 }
 
 }  // namespace payments