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

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

Index: chrome/browser/sync/test/integration/two_client_preferences_sync_test.cc
diff --git a/chrome/browser/sync/test/integration/two_client_preferences_sync_test.cc b/chrome/browser/sync/test/integration/two_client_preferences_sync_test.cc
index 4bbf620059242da794ebce702437f50627ab6e3f..78b30043982fa31260c2bde4507e3670ebac6bd6 100644
--- a/chrome/browser/sync/test/integration/two_client_preferences_sync_test.cc
+++ b/chrome/browser/sync/test/integration/two_client_preferences_sync_test.cc
@@ -109,8 +109,8 @@ IN_PROC_BROWSER_TEST_F(TwoClientPreferencesSyncTest,
   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));