Move TestingPrefService to use unique_ptr<Value>

components/cryptauth/cryptauth_device_manager_unittest.cc

Index: components/cryptauth/cryptauth_device_manager_unittest.cc
diff --git a/components/cryptauth/cryptauth_device_manager_unittest.cc b/components/cryptauth/cryptauth_device_manager_unittest.cc
index 6c6af53928a401e1fd0ad3064710fd4e46ffd7f8..7dcd284349e36fc1c798a05b0ab1df24763c665d 100644
--- a/components/cryptauth/cryptauth_device_manager_unittest.cc
+++ b/components/cryptauth/cryptauth_device_manager_unittest.cc
@@ -383,11 +383,13 @@ class CryptAuthDeviceManagerTest
     CryptAuthDeviceManager::RegisterPrefs(pref_service_.registry());
     pref_service_.SetUserPref(
         prefs::kCryptAuthDeviceSyncIsRecoveringFromFailure,
-        new base::Value(false));
-    pref_service_.SetUserPref(prefs::kCryptAuthDeviceSyncLastSyncTimeSeconds,
-                              new base::Value(kLastSyncTimeSeconds));
-    pref_service_.SetUserPref(prefs::kCryptAuthDeviceSyncReason,
-                              new base::Value(INVOCATION_REASON_UNKNOWN));
+        base::MakeUnique<base::Value>(false));
+    pref_service_.SetUserPref(
+        prefs::kCryptAuthDeviceSyncLastSyncTimeSeconds,
+        base::MakeUnique<base::Value>(kLastSyncTimeSeconds));
+    pref_service_.SetUserPref(
+        prefs::kCryptAuthDeviceSyncReason,
+        base::MakeUnique<base::Value>(INVOCATION_REASON_UNKNOWN));
 
     std::unique_ptr<base::DictionaryValue> device_dictionary(
         new base::DictionaryValue());