Treat failure to parse certificates as SSL protocol errors.

net/test/spawned_test_server/base_test_server.cc

Index: net/test/spawned_test_server/base_test_server.cc
diff --git a/net/test/spawned_test_server/base_test_server.cc b/net/test/spawned_test_server/base_test_server.cc
index 59a274954244c2b6d21e7619a72123dcd2df7041..d33d71ae77463e8e571ec193ca76e7be74506c8f 100644
--- a/net/test/spawned_test_server/base_test_server.cc
+++ b/net/test/spawned_test_server/base_test_server.cc
@@ -163,6 +163,8 @@ base::FilePath BaseTestServer::SSLOptions::GetCertificateFile() const {
       // This chain uses its own dedicated test root certificate to avoid
       // side-effects that may affect testing.
       return base::FilePath(FILE_PATH_LITERAL("redundant-server-chain.pem"));
+    case CERT_BAD_VALIDITY:
+      return base::FilePath(FILE_PATH_LITERAL("bad_validity.pem"));
     case CERT_AUTO:
       return base::FilePath();
     default: