Remove ListValue::Append(new {Fundamental,String}Value(...)) pattern in //chrome

chrome/browser/ui/webui/policy_ui_browsertest.cc

 // Copyright (c) 2013 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 <stddef.h>
 
 #include <memory>
 #include <utility>
 #include <vector>
 
@@ skipping 197 matching lines @@
 IN_PROC_BROWSER_TEST_F(PolicyUITest, SendPolicyValues) {
   // Verifies that policy values are sent to the UI and processed there
   // correctly by setting the values of four known and one unknown policy and
   // checking that the policy table contains the policy names, values and
   // metadata in the correct order.
   policy::PolicyMap values;
   std::map<std::string, std::string> expected_values;
 
   // Set the values of four existing policies.
   std::unique_ptr<base::ListValue> restore_on_startup_urls(new base::ListValue);
-  restore_on_startup_urls->Append(new base::StringValue("aaa"));
-  restore_on_startup_urls->Append(new base::StringValue("bbb"));
-  restore_on_startup_urls->Append(new base::StringValue("ccc"));
+  restore_on_startup_urls->AppendString("aaa");
+  restore_on_startup_urls->AppendString("bbb");
+  restore_on_startup_urls->AppendString("ccc");
   values.Set(policy::key::kRestoreOnStartupURLs, policy::POLICY_LEVEL_MANDATORY,
              policy::POLICY_SCOPE_USER, policy::POLICY_SOURCE_CLOUD,
              std::move(restore_on_startup_urls), nullptr);
   expected_values[policy::key::kRestoreOnStartupURLs] = "aaa,bbb,ccc";
   values.Set(policy::key::kHomepageLocation, policy::POLICY_LEVEL_MANDATORY,
              policy::POLICY_SCOPE_MACHINE, policy::POLICY_SOURCE_CLOUD,
              base::WrapUnique(new base::StringValue("http://google.com")),
              nullptr);
   expected_values[policy::key::kHomepageLocation] = "http://google.com";
   values.Set(policy::key::kRestoreOnStartup, policy::POLICY_LEVEL_RECOMMENDED,
@@ skipping 94 matching lines @@
         PopulateExpectedPolicy(
             it.key(), std::string(), std::string(), nullptr, false));
   }
   // Add newly added policy to expected policy list.
   expected_policies.push_back(PopulateExpectedPolicy(
       newly_added_policy_name, std::string(), std::string(), nullptr, false));
 
   // Verify if policy UI includes policy that extension have.
   VerifyPolicies(expected_policies);
 }