Make ChromeSubresourceFilterClient a WebContentsUserData

components/subresource_filter/content/browser/subresource_filter_safe_browsing_activation_throttle_unittest.cc

Index: components/subresource_filter/content/browser/subresource_filter_safe_browsing_activation_throttle_unittest.cc
diff --git a/components/subresource_filter/content/browser/subresource_filter_safe_browsing_activation_throttle_unittest.cc b/components/subresource_filter/content/browser/subresource_filter_safe_browsing_activation_throttle_unittest.cc
index 3479cee5c95e8e55be56e03388fc59b8d5513b37..aff00a849c7179ab787e37b7557295236e43e132 100644
--- a/components/subresource_filter/content/browser/subresource_filter_safe_browsing_activation_throttle_unittest.cc
+++ b/components/subresource_filter/content/browser/subresource_filter_safe_browsing_activation_throttle_unittest.cc
@@ -114,10 +114,10 @@ class SubresourceFilterSafeBrowsingActivationThrottleTest
             base::FeatureList::OVERRIDE_ENABLE_FEATURE, kActivationLevelEnabled,
             kActivationScopeActivationList, kActivationListSubresourceFilter));
     // Note: Using NiceMock to allow uninteresting calls and suppress warnings.
-    auto client =
+    client_ =
         base::MakeUnique<::testing::NiceMock<MockSubresourceFilterClient>>();
     ContentSubresourceFilterDriverFactory::CreateForWebContents(
-        RenderViewHostTestHarness::web_contents(), std::move(client));
+        RenderViewHostTestHarness::web_contents(), client_.get());
     fake_safe_browsing_database_ = new FakeSafeBrowsingDatabaseManager();
     NavigateAndCommit(GURL("https://test.com"));
     Observe(RenderViewHostTestHarness::web_contents());
@@ -178,6 +178,7 @@ class SubresourceFilterSafeBrowsingActivationThrottleTest
   std::unique_ptr<testing::ScopedSubresourceFilterFeatureToggle>
       scoped_feature_toggle_;
   std::unique_ptr<content::NavigationSimulator> navigation_simulator_;
+  std::unique_ptr<SubresourceFilterClient> client_;
   scoped_refptr<FakeSafeBrowsingDatabaseManager> fake_safe_browsing_database_;
   base::HistogramTester tester_;
   content::NavigationHandle* navigation_handle_;