Allow asynchronous deferral in NavigationSimulator

components/subresource_filter/content/browser/content_subresource_filter_driver_factory_unittest.cc

Index: components/subresource_filter/content/browser/content_subresource_filter_driver_factory_unittest.cc
diff --git a/components/subresource_filter/content/browser/content_subresource_filter_driver_factory_unittest.cc b/components/subresource_filter/content/browser/content_subresource_filter_driver_factory_unittest.cc
index a2ffb3cb6c3b8362285803116be54c8b5045a558..ef48d0883258eccad611196e372e9740f3b7b1bc 100644
--- a/components/subresource_filter/content/browser/content_subresource_filter_driver_factory_unittest.cc
+++ b/components/subresource_filter/content/browser/content_subresource_filter_driver_factory_unittest.cc
@@ -241,7 +241,8 @@ class ContentSubresourceFilterDriverFactoryTest
             navigation_chain.front(), main_rfh());
     navigation_simulator->SetReferrer(referrer);
     navigation_simulator->SetTransition(transition);
-    navigation_simulator->Start();
+    EXPECT_EQ(content::NavigationThrottle::PROCEED,
+              navigation_simulator->Start());
 
     if (blacklisted_urls.front()) {
       factory()->OnMainResourceMatchedSafeBrowsingBlacklist(
@@ -256,10 +257,12 @@ class ContentSubresourceFilterDriverFactoryTest
         factory()->OnMainResourceMatchedSafeBrowsingBlacklist(
             url, navigation_chain, threat_type, threat_type_metadata);
       }
-      navigation_simulator->Redirect(url);
+      EXPECT_EQ(content::NavigationThrottle::PROCEED,
+                navigation_simulator->Redirect(url));
     }
 
-    navigation_simulator->Commit();
+    EXPECT_EQ(content::NavigationThrottle::PROCEED,
+              navigation_simulator->Commit());
     ExpectActivationSignalForFrame(main_rfh(), expected_activation);
     EXPECT_EQ(expected_activation_decision,
               factory()->GetActivationDecisionForLastCommittedPageLoad());