Add support for multiple simultaneous subresource_filter::Configurations.

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 cb08eefd8395921510033df511472b131fe93bee..449f452f7d15ce6e550c24b6269f78021d9484ed 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
@@ -482,7 +482,8 @@ class ContentSubresourceFilterDriverFactoryTest
  private:
   static bool expected_measure_performance() {
     const double rate = GetActiveConfigurations()
-                            ->the_one_and_only()
+                            ->ordered_configs()
+                            .front()
                             .performance_measurement_rate;
     // Note: The case when 0 < rate < 1 is not deterministic, don't test it.
     EXPECT_TRUE(rate == 0 || rate == 1);
@@ -763,7 +764,7 @@ TEST_P(ContentSubresourceFilterDriverFactoryActivationLevelTest,
   factory()->client()->WhitelistInCurrentWebContents(url);
   NavigateAndExpectActivation(
       {true}, {GURL(kExampleUrlWithParams)}, NO_REDIRECTS_HIT,
-      GetActiveConfigurations()->the_one_and_only().activation_level ==
+      GetActiveConfigurations()->ordered_configs().front().activation_level ==
               ActivationLevel::DISABLED
           ? ActivationDecision::ACTIVATION_DISABLED
           : ActivationDecision::URL_WHITELISTED);
@@ -811,7 +812,7 @@ TEST_P(ContentSubresourceFilterDriverFactoryActivationScopeTest,
     NavigateAndExpectActivation(
         {test_data.url_matches_activation_list}, {GURL(kExampleUrlWithParams)},
         expected_pattern,
-        GetActiveConfigurations()->the_one_and_only().activation_scope ==
+        GetActiveConfigurations()->ordered_configs().front().activation_scope ==
                 ActivationScope::NO_SITES
             ? ActivationDecision::ACTIVATION_DISABLED
             : ActivationDecision::URL_WHITELISTED);
@@ -839,7 +840,7 @@ TEST_P(ContentSubresourceFilterDriverFactoryActivationScopeTest,
     RedirectChainMatchPattern expected_pattern = EMPTY;
     NavigateAndExpectActivation(
         {test_data.url_matches_activation_list}, {GURL(url)}, expected_pattern,
-        GetActiveConfigurations()->the_one_and_only().activation_scope ==
+        GetActiveConfigurations()->ordered_configs().front().activation_scope ==
                 ActivationScope::NO_SITES
             ? ActivationDecision::ACTIVATION_DISABLED
             : ActivationDecision::UNSUPPORTED_SCHEME);