[Offline Pages] Adding metadatas for namespace async_loading.

components/offline_pages/client_policy_controller_unittest.cc

Index: components/offline_pages/client_policy_controller_unittest.cc
diff --git a/components/offline_pages/client_policy_controller_unittest.cc b/components/offline_pages/client_policy_controller_unittest.cc
index 918de56d593bb0cecacdc8e0fe55917f63604417..0654c343006ba5eb982f841f25ab02116d9b0430 100644
--- a/components/offline_pages/client_policy_controller_unittest.cc
+++ b/components/offline_pages/client_policy_controller_unittest.cc
@@ -17,12 +17,8 @@ namespace {
 const char kUndefinedNamespace[] = "undefined";
 
 bool isTemporary(const OfflinePageClientPolicy& policy) {
-  // Check if policy has a expire period > 0 or a limited number
-  // of pages allowed.
-  return (policy.lifetime_policy.page_limit > kUnlimitedPages ||
-          !policy.lifetime_policy.expiration_period.is_zero());
+  return policy.lifetime_policy.lifetime_type == LifetimeType::TEMPORARY;
 }
-
 }  // namespace
 
 class ClientPolicyControllerTest : public testing::Test {
@@ -63,4 +59,10 @@ TEST_F(ClientPolicyControllerTest, CheckLastNDefined) {
   EXPECT_TRUE(isTemporary(policy));
 }
 
+TEST_F(ClientPolicyControllerTest, CheckAsyncDefined) {
+  OfflinePageClientPolicy policy = controller()->GetPolicy(kAsyncNamespace);
+  EXPECT_EQ(policy.name_space, kAsyncNamespace);
+  EXPECT_FALSE(isTemporary(policy));
+}
+
 }  // namespace offline_pages