Add support for split PSL list distinctions.

chrome/common/extensions/permissions/permission_set.cc

Index: chrome/common/extensions/permissions/permission_set.cc
diff --git a/chrome/common/extensions/permissions/permission_set.cc b/chrome/common/extensions/permissions/permission_set.cc
index ea347c70ea3125ce6cea36d4b0fb364812977521..c038ce0aff4dde7914b55480ac1034395e402720 100644
--- a/chrome/common/extensions/permissions/permission_set.cc
+++ b/chrome/common/extensions/permissions/permission_set.cc
@@ -465,7 +465,9 @@ std::set<std::string> PermissionSet::GetDistinctHosts(
     // If the host has an RCD, split it off so we can detect duplicates.
     std::string rcd;
     size_t reg_len = net::RegistryControlledDomainService::GetRegistryLength(
-        host, false);
+        host,
+        net::RCDS::EXCLUDE_UNKNOWN_REGISTRIES,
+        net::RCDS::EXCLUDE_PRIVATE_REGISTRIES);
     if (reg_len && reg_len != std::string::npos) {
       if (include_rcd)  // else leave rcd empty
         rcd = host.substr(host.size() - reg_len);