Add support for multiple simultaneous subresource_filter::Configurations.

components/subresource_filter/core/browser/subresource_filter_features_test_support.h

Index: components/subresource_filter/core/browser/subresource_filter_features_test_support.h
diff --git a/components/subresource_filter/core/browser/subresource_filter_features_test_support.h b/components/subresource_filter/core/browser/subresource_filter_features_test_support.h
index dc06a78e204cce58f55c3d9c3f545490e661f365..539773a1a28c0d54f35403fcbf715a78823cee03 100644
--- a/components/subresource_filter/core/browser/subresource_filter_features_test_support.h
+++ b/components/subresource_filter/core/browser/subresource_filter_features_test_support.h
@@ -21,11 +21,14 @@ namespace testing {
 class ScopedSubresourceFilterConfigurator {
  public:
   explicit ScopedSubresourceFilterConfigurator(
-      scoped_refptr<ConfigurationList> configs = nullptr);
+      scoped_refptr<ConfigurationList> config_list = nullptr);
   explicit ScopedSubresourceFilterConfigurator(Configuration config);
+  explicit ScopedSubresourceFilterConfigurator(
+      std::vector<Configuration> configs);
   ~ScopedSubresourceFilterConfigurator();
 
   void ResetConfiguration(Configuration config);
+  void ResetConfiguration(std::vector<Configuration> config);
 
  private:
   scoped_refptr<ConfigurationList> original_config_;
@@ -38,8 +41,8 @@ class ScopedSubresourceFilterConfigurator {
 //
 // Clears the active subresource filtering configuration override, upon
 // construction, if any, and restores it on destruction. So while the instance
-// is in scope, calls to GetActiveConfigurations() will default to returning the
-// hard-coded configuration corresponding to the forced feature state. Tests
+// is in scope, calls to GetEnabledConfigurations() will default to returning
+// the hard-coded configuration corresponding to the forced feature state. Tests
 // that need to toggle both the feature and override the active configuration
 // should therefore do so in that order.
 class ScopedSubresourceFilterFeatureToggle {