[Payment Request] Payment request summary view pending state

ios/chrome/browser/payments/shipping_address_selection_view_controller_unittest.mm

 // 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.
 
 #import "ios/chrome/browser/payments/shipping_address_selection_view_controller.h"
 
 #include "base/mac/foundation_util.h"
 #include "base/memory/ptr_util.h"
 #include "components/autofill/core/browser/autofill_profile.h"
 #include "components/autofill/core/browser/test_personal_data_manager.h"
@@ skipping 83 matching lines @@
   item = GetCollectionViewItem(0, 3);
   EXPECT_TRUE([item isMemberOfClass:[PaymentsTextItem class]]);
 
   // Test the error state.
   [GetShippingAddressSelectionViewController() setErrorMessage:@"Lorem ipsum"];
   [GetShippingAddressSelectionViewController() loadModel];
   ASSERT_EQ(1, NumberOfSections());
   // There should stil be 4 items in total.
   ASSERT_EQ(4U, static_cast<unsigned int>(NumberOfItemsInSection(0)));
 
-  // Test the loading state.
-  [GetShippingAddressSelectionViewController() setIsLoading:YES];
+  // Test the pending state.
+  [GetShippingAddressSelectionViewController() setPending:YES];
   [GetShippingAddressSelectionViewController() loadModel];
 
   ASSERT_EQ(1, NumberOfSections());
   // There should be only one item.
   ASSERT_EQ(1U, static_cast<unsigned int>(NumberOfItemsInSection(0)));
 
   // The item should be of type StatusItem.
   item = GetCollectionViewItem(0, 0);
   EXPECT_TRUE([item isMemberOfClass:[StatusItem class]]);
 }