Migrate WTF::Vector::append() to ::push_back() [part 13 of N]

third_party/WebKit/Source/modules/payments/PaymentAddressTest.cpp

 // 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.
 
 #include "modules/payments/PaymentAddress.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include <utility>
 
 namespace blink {
 namespace {
 
 TEST(PaymentAddressTest, ValuesAreCopiedOver) {
   payments::mojom::blink::PaymentAddressPtr input =
       payments::mojom::blink::PaymentAddress::New();
   input->country = "US";
-  input->address_line.append("340 Main St");
-  input->address_line.append("BIN1");
-  input->address_line.append("First floor");
+  input->address_line.push_back("340 Main St");
+  input->address_line.push_back("BIN1");
+  input->address_line.push_back("First floor");
   input->region = "CA";
   input->city = "Los Angeles";
   input->dependent_locality = "Venice";
   input->postal_code = "90291";
   input->sorting_code = "CEDEX";
   input->language_code = "en";
   input->script_code = "Latn";
   input->organization = "Google";
   input->recipient = "Jon Doe";
   input->phone = "Phone Number";
@@ skipping 31 matching lines @@
       payments::mojom::blink::PaymentAddress::New();
   input->language_code = "en";
 
   PaymentAddress output(std::move(input));
 
   EXPECT_EQ("en", output.languageCode());
 }
 
 }  // namespace
 }  // namespace blink