Move TestingPrefService to use unique_ptr<Value>

chrome/browser/signin/easy_unlock_service_unittest_chromeos.cc

Index: chrome/browser/signin/easy_unlock_service_unittest_chromeos.cc
diff --git a/chrome/browser/signin/easy_unlock_service_unittest_chromeos.cc b/chrome/browser/signin/easy_unlock_service_unittest_chromeos.cc
index 3d3f30839ebaf43e273bd50eb50cdb0efea20ead..af7f0104454218f8d9649cc8f8b89809daa2276a 100644
--- a/chrome/browser/signin/easy_unlock_service_unittest_chromeos.cc
+++ b/chrome/browser/signin/easy_unlock_service_unittest_chromeos.cc
@@ -235,8 +235,8 @@ class EasyUnlockServiceTest : public testing::Test {
   }
 
   void SetEasyUnlockAllowedPolicy(bool allowed) {
-    profile_->GetTestingPrefService()->SetManagedPref(prefs::kEasyUnlockAllowed,
-                                                      new base::Value(allowed));
+    profile_->GetTestingPrefService()->SetManagedPref(
+        prefs::kEasyUnlockAllowed, base::MakeUnique<base::Value>(allowed));
   }
 
   void set_is_bluetooth_adapter_present(bool is_present) {