Rewrite simple uses of base::ListValue::Append(base::Value*) on CrOS.

chrome/browser/chromeos/settings/device_settings_provider_unittest.cc

Index: chrome/browser/chromeos/settings/device_settings_provider_unittest.cc
diff --git a/chrome/browser/chromeos/settings/device_settings_provider_unittest.cc b/chrome/browser/chromeos/settings/device_settings_provider_unittest.cc
index 844b1df490ac968a7fe34e1a999c728cf76a84df..528df8918fac0bd1e2a57cb1f72edde3ebf41655 100644
--- a/chrome/browser/chromeos/settings/device_settings_provider_unittest.cc
+++ b/chrome/browser/chromeos/settings/device_settings_provider_unittest.cc
@@ -5,6 +5,7 @@
 #include "chrome/browser/chromeos/settings/device_settings_provider.h"
 
 #include <string>
+#include <utility>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ -404,7 +405,7 @@ TEST_F(DeviceSettingsProviderTest, LegacyDeviceLocalAccounts) {
                         policy::PolicyBuilder::kFakeUsername);
   entry_dict->SetInteger(kAccountsPrefDeviceLocalAccountsKeyType,
                          policy::DeviceLocalAccount::TYPE_PUBLIC_SESSION);
-  expected_accounts.Append(entry_dict.release());
+  expected_accounts.Append(std::move(entry_dict));
   const base::Value* actual_accounts =
       provider_->Get(kAccountsPrefDeviceLocalAccounts);
   EXPECT_TRUE(base::Value::Equals(&expected_accounts, actual_accounts));