run both secure and insecure scenarios for java

tools/run_tests/performance/scenario_config.py

@@ -571,9 +571,16 @@ class JavaLanguage:
 
   def scenarios(self):
     # TODO(jtattermusch): add more scenarios
+    for secure in [True, False]:
+      if secure:
+        secstr = 'secure'
+        secargs = SECURE_SECARGS
+      else:
+        secstr = 'insecure'
         secargs = None
+
       yield {
-        'name': 'java_protobuf_unary_ping_pong_insecure',
+          'name': 'java_protobuf_unary_ping_pong_%s' % secstr,
           'num_servers': 1,
           'num_clients': 1,
           'client_config': {