Don't process HSTS/HPKP headers when host is an IP address

net/test/spawned_test_server/base_test_server.h

Index: net/test/spawned_test_server/base_test_server.h
diff --git a/net/test/spawned_test_server/base_test_server.h b/net/test/spawned_test_server/base_test_server.h
index f146d5c48a8410b43f923713348b53bcc1fd0071..49095b2c6cf374cf30037a3f657b435b1c19577d 100644
--- a/net/test/spawned_test_server/base_test_server.h
+++ b/net/test/spawned_test_server/base_test_server.h
@@ -61,6 +61,10 @@ class BaseTestServer {
       // TestRootStore) is expected to have a self-signed version of the
       // intermediate.
       CERT_CHAIN_WRONG_ROOT,
+
+      // Causes the testserver to use a hostname that is a domain
+      // instead of an IP.
+      CERT_COMMON_NAME_IS_DOMAIN,
     };
 
     // OCSPStatus enumerates the types of OCSP response that the testserver