Add the client for accessing Subresource Filter only list.

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 75db9c7231abce97ea59d332b134d735760f2389..e5c711e99a5a043f9ea1e18cd9fe1352fa294f75 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
@@ -27,15 +27,17 @@ namespace {
 const char kExampleUrlWithParams[] = "https://example.com/soceng?q=engsoc";
 const char kExampleUrl[] = "https://example.com";
 const char kExampleLoginUrl[] = "https://example.com/login";
-const char kMatchesPatternHistogramName[] =
-    "SubresourceFilter.PageLoad.RedirectChainMatchPattern";
-const char kNavigationChainSize[] =
-    "SubresourceFilter.PageLoad.RedirectChainLength";
 const char kUrlA[] = "https://example_a.com";
 const char kUrlB[] = "https://example_b.com";
 const char kUrlC[] = "https://example_c.com";
 const char kUrlD[] = "https://example_d.com";
 
+const char kMatchesPatternHistogramName[] =
+    "SubresourceFilter.PageLoad.RedirectChainMatchPattern";
+const char kNavigationChainSize[] =
+    "SubresourceFilter.PageLoad.RedirectChainLength";
+const char kSubresourceFilterOnlySuffix[] = ".SubresourceFilterOnly";
+
 // Human readable representation of expected redirect chain match patterns.
 // The explanations for the buckets given for the following redirect chain:
 // A->B->C->D, where A is initial URL and D is a final URL.
@@ -211,6 +213,7 @@ class ContentSubresourceFilterDriverFactoryTest
       safe_browsing::SBThreatType threat_type,
       safe_browsing::ThreatPatternType threat_type_metadata,
       RedirectChainMatchPattern extected_pattern,
+      const std::string histogram_suffix,
       bool expected_activation) {
     base::HistogramTester tester;
     EXPECT_CALL(*client(), ToggleNotificationVisibility(false)).Times(1);
@@ -246,16 +249,18 @@ class ContentSubresourceFilterDriverFactoryTest
     ::testing::Mock::VerifyAndClearExpectations(driver());
 
     if (extected_pattern != EMPTY) {
-      EXPECT_THAT(tester.GetAllSamples(kMatchesPatternHistogramName),
-                  ::testing::ElementsAre(base::Bucket(extected_pattern, 1)));
       EXPECT_THAT(
-          tester.GetAllSamples(kNavigationChainSize),
+          tester.GetAllSamples(kMatchesPatternHistogramName + histogram_suffix),
+          ::testing::ElementsAre(base::Bucket(extected_pattern, 1)));
+      EXPECT_THAT(
+          tester.GetAllSamples(kNavigationChainSize + histogram_suffix),
           ::testing::ElementsAre(base::Bucket(navigation_chain.size(), 1)));
 
     } else {
-      EXPECT_THAT(tester.GetAllSamples(kMatchesPatternHistogramName),
-                  ::testing::IsEmpty());
-      EXPECT_THAT(tester.GetAllSamples(kNavigationChainSize),
+      EXPECT_THAT(
+          tester.GetAllSamples(kMatchesPatternHistogramName + histogram_suffix),
+          ::testing::IsEmpty());
+      EXPECT_THAT(tester.GetAllSamples(kNavigationChainSize + histogram_suffix),
                   ::testing::IsEmpty());
     }
   }
@@ -278,10 +283,11 @@ class ContentSubresourceFilterDriverFactoryTest
       safe_browsing::SBThreatType threat_type,
       safe_browsing::ThreatPatternType threat_type_metadata,
       RedirectChainMatchPattern extected_pattern,
+      const std::string& histogram_suffix,
       bool expected_activation) {
     BlacklistURLWithRedirectsNavigateAndCommit(
         blacklisted_urls, navigation_chain, threat_type, threat_type_metadata,
-        extected_pattern, expected_activation);
+        extected_pattern, histogram_suffix, expected_activation);
 
     NavigateAndCommitSubframe(GURL(kExampleLoginUrl), expected_activation);
   }
@@ -294,7 +300,7 @@ class ContentSubresourceFilterDriverFactoryTest
         blacklisted_urls, navigation_chain,
         safe_browsing::SB_THREAT_TYPE_URL_PHISHING,
         safe_browsing::ThreatPatternType::SOCIAL_ENGINEERING_ADS,
-        extected_pattern, expected_activation);
+        extected_pattern, std::string(), expected_activation);
   }
 
   void EmulateInPageNavigation(const std::vector<bool>& blacklisted_urls,
@@ -452,7 +458,6 @@ TEST_F(ContentSubresourceFilterDriverFactoryTest, RedirectPatternTest) {
       {{false, true}, {GURL(kUrlA), GURL(kUrlB)}, F0M0L1, true},
       {{true, false}, {GURL(kUrlA), GURL(kUrlB)}, F1M0L0, false},
       {{true, true}, {GURL(kUrlA), GURL(kUrlB)}, F1M0L1, true},
-
       {{false, false, false},
        {GURL(kUrlA), GURL(kUrlB), GURL(kUrlC)},
        EMPTY,
@@ -498,9 +503,13 @@ TEST_F(ContentSubresourceFilterDriverFactoryTest, RedirectPatternTest) {
         test_data.blacklisted_urls, test_data.navigation_chain,
         safe_browsing::SB_THREAT_TYPE_URL_PHISHING,
         safe_browsing::ThreatPatternType::SOCIAL_ENGINEERING_ADS,
-        test_data.hit_extected_pattern, test_data.expected_activation);
-    NavigateAndExpectActivation({false}, {GURL("https://dummy.com")}, EMPTY,
-                                false);
+        test_data.hit_extected_pattern, std::string(),
+        test_data.expected_activation);
+    NavigateAndExpectActivation(
+        test_data.blacklisted_urls, test_data.navigation_chain,
+        safe_browsing::SB_THREAT_TYPE_SUBRESOURCE_FILTER_ONLY,
+        safe_browsing::ThreatPatternType::NONE, test_data.hit_extected_pattern,
+        kSubresourceFilterOnlySuffix, test_data.expected_activation);
   }
 }
 
@@ -540,7 +549,7 @@ TEST_P(ContentSubresourceFilterDriverFactoryThreatTypeTest,
                               test_data.threat_type,
                               test_data.threat_type_metadata,
                               test_data.expected_activation ? F0M0L1 : EMPTY,
-                              test_data.expected_activation);
+                              std::string(), test_data.expected_activation);
 };
 
 TEST_P(ContentSubresourceFilterDriverFactoryActivationScopeTest,