Reduce buggy usage of the registry controlled domain service.

net/cert/cert_verify_proc.cc

Index: net/cert/cert_verify_proc.cc
diff --git a/net/cert/cert_verify_proc.cc b/net/cert/cert_verify_proc.cc
index a182b4628d06e3e9f046be43a4627a47e121cf08..c2c5930c305abd0a79d9eaf0767f7e659675cb3a 100644
--- a/net/cert/cert_verify_proc.cc
+++ b/net/cert/cert_verify_proc.cc
@@ -565,13 +565,11 @@ static bool CheckNameConstraints(const std::vector<std::string>& dns_names,
     if (host_info.IsIPAddress())
       continue;
 
-    const size_t registry_len = registry_controlled_domains::GetRegistryLength(
-        dns_name,
-        registry_controlled_domains::EXCLUDE_UNKNOWN_REGISTRIES,
-        registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
     // If the name is not in a known TLD, ignore it. This permits internal
     // names.
-    if (registry_len == 0)
+    if (!registry_controlled_domains::HostHasRegistryControlledDomain(
+            dns_name, registry_controlled_domains::EXCLUDE_UNKNOWN_REGISTRIES,
+            registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES))
       continue;
 
     for (size_t j = 0; domains[j][0]; ++j) {