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

chrome/browser/sync/test/integration/two_client_preferences_sync_test.cc

 // Copyright (c) 2012 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 <string>
 
 #include "base/guid.h"
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/sync/test/integration/preferences_helper.h"
@@ skipping 91 matching lines @@
 IN_PROC_BROWSER_TEST_F(TwoClientPreferencesSyncTest,
                        E2E_ENABLED(ComplexPrefs)) {
   ASSERT_TRUE(SetupSync());
   ASSERT_TRUE(AwaitIntegerPrefMatches(prefs::kRestoreOnStartup));
   ASSERT_TRUE(AwaitListPrefMatches(prefs::kURLsToRestoreOnStartup));
 
   ChangeIntegerPref(0, prefs::kRestoreOnStartup, 0);
   ASSERT_TRUE(AwaitIntegerPrefMatches(prefs::kRestoreOnStartup));
 
   base::ListValue urls;
-  urls.Append(new base::StringValue("http://www.google.com/"));
-  urls.Append(new base::StringValue("http://www.flickr.com/"));
+  urls.AppendString("http://www.google.com/");
+  urls.AppendString("http://www.flickr.com/");
   ChangeIntegerPref(0, prefs::kRestoreOnStartup, 4);
   ChangeListPref(0, prefs::kURLsToRestoreOnStartup, urls);
   ASSERT_TRUE(AwaitIntegerPrefMatches(prefs::kRestoreOnStartup));
   ASSERT_TRUE(AwaitListPrefMatches(prefs::kURLsToRestoreOnStartup));
 }
 
 IN_PROC_BROWSER_TEST_F(TwoClientPreferencesSyncTest,
                        E2E_ENABLED(SingleClientEnabledEncryptionBothChanged)) {
   ASSERT_TRUE(SetupSync());
   ASSERT_TRUE(AwaitBooleanPrefMatches(prefs::kHomePageIsNewTabPage));
@@ skipping 15 matching lines @@
 
   ChangeBooleanPref(0, prefs::kHomePageIsNewTabPage);
   ASSERT_TRUE(EnableEncryption(0));
   ASSERT_TRUE(EnableEncryption(1));
   ASSERT_TRUE(AwaitBooleanPrefMatches(prefs::kHomePageIsNewTabPage));
 
   ASSERT_TRUE(AwaitBooleanPrefMatches(prefs::kShowHomeButton));
   ChangeBooleanPref(0, prefs::kShowHomeButton);
   ASSERT_TRUE(AwaitBooleanPrefMatches(prefs::kShowHomeButton));
 }