Allow Safe Browsing Saresource Filter to distinguish between different lists.

components/subresource_filter/core/browser/subresource_filter_features.h

Index: components/subresource_filter/core/browser/subresource_filter_features.h
diff --git a/components/subresource_filter/core/browser/subresource_filter_features.h b/components/subresource_filter/core/browser/subresource_filter_features.h
index 0d972a7f30d25b8da35f6e138645afe6f8a111e6..b19b2dc133359293dc9391dbaefc792709bc32b4 100644
--- a/components/subresource_filter/core/browser/subresource_filter_features.h
+++ b/components/subresource_filter/core/browser/subresource_filter_features.h
@@ -6,6 +6,7 @@
 #define COMPONENTS_SUBRESOURCE_FILTER_SUBRESOURCE_FILTER_FEATURES_H_
 
 #include "base/feature_list.h"
+#include "components/subresource_filter/core/common/activation_list.h"
 #include "components/subresource_filter/core/common/activation_scope.h"
 #include "components/subresource_filter/core/common/activation_state.h"
 
@@ -25,6 +26,10 @@ extern const char kActivationScopeAllSites[];
 extern const char kActivationScopeActivationList[];
 extern const char kActivationScopeNoSites[];
 
+extern const char kActivationListsParameterName[];
+extern const char kActivationListSocialEngineeringAdsInterstitial[];
+extern const char kActivationListPhishingInterstitial[];
+
 // Returns the maximum degree to which subresource filtering should be activated
 // on any RenderFrame. This will be ActivationState::DISABLED unless the feature
 // is enabled and variation parameters prescribe a higher activation state.
@@ -36,6 +41,11 @@ ActivationState GetMaximumActivationState();
 // parameters prescribe a wider activation scope.
 ActivationScope GetCurrentActivationScope();
 
+// Returns current activation list, based on the values from variation params in
+// the feature |kSafeBrowsingSubresourceFilter|. When the corresponding
+// variation param is empty, returns most conservative ActivationList::NONE.
+ActivationList GetCurrentActivationList();
+
 }  // namespace subresource_filter
 
 #endif  // COMPONENTS_SUBRESOURCE_FILTER_SUBRESOURCE_FILTER_FEATURES_H_