Use std::unique_ptr to express ownership of base::Value in PolicyMap::Entry

components/policy/core/common/cloud/component_cloud_policy_updater_unittest.cc

Index: components/policy/core/common/cloud/component_cloud_policy_updater_unittest.cc
diff --git a/components/policy/core/common/cloud/component_cloud_policy_updater_unittest.cc b/components/policy/core/common/cloud/component_cloud_policy_updater_unittest.cc
index e60bd860d99788ed5ae20d64b68278f6c2fccd80..fec0372afedc16c1b363884f582963cd505a3c5b 100644
--- a/components/policy/core/common/cloud/component_cloud_policy_updater_unittest.cc
+++ b/components/policy/core/common/cloud/component_cloud_policy_updater_unittest.cc
@@ -109,18 +109,12 @@ void ComponentCloudPolicyUpdaterTest::SetUp() {
 
   PolicyNamespace ns(POLICY_DOMAIN_EXTENSIONS, kTestExtension);
   PolicyMap& policy = expected_bundle_.Get(ns);
-  policy.Set("Name",
-             POLICY_LEVEL_MANDATORY,
-             POLICY_SCOPE_USER,
+  policy.Set("Name", POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
              POLICY_SOURCE_CLOUD,
-             new base::StringValue("disabled"),
-             NULL);
-  policy.Set("Second",
-             POLICY_LEVEL_RECOMMENDED,
-             POLICY_SCOPE_USER,
+             base::WrapUnique(new base::StringValue("disabled")), nullptr);
+  policy.Set("Second", POLICY_LEVEL_RECOMMENDED, POLICY_SCOPE_USER,
              POLICY_SOURCE_CLOUD,
-             new base::StringValue("maybe"),
-             NULL);
+             base::WrapUnique(new base::StringValue("maybe")), nullptr);
 }
 
 void ComponentCloudPolicyUpdaterTest::TearDown() {