Pass in custom options to Systrace agents

systrace/profile_chrome/chrome_tracing_agent_unittest.py

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import json
 
 from profile_chrome import chrome_tracing_agent
 from profile_chrome import agents_unittest
 
 
 class ChromeAgentTest(agents_unittest.BaseAgentTest):
   def testGetCategories(self):
     categories = \
         chrome_tracing_agent.ChromeTracingAgent.GetCategories(
             self.device, self.package_info)
 
     self.assertEquals(len(categories), 2)
     self.assertTrue(categories[0])
     self.assertTrue(categories[1])
 
   def testTracing(self):
     categories = '*'
     ring_buffer = False
     agent = chrome_tracing_agent.ChromeTracingAgent(self.device,
                                                     self.package_info,
-                                                    categories,
                                                     ring_buffer)
 
-    agent.StartAgentTracing(None, None)
+    agent.StartAgentTracing(chrome_tracing_agent.ChromeConfig(categories, None,
+                                                              None, None, None,
+                                                              None, None,
+                                                              None))
     agent.StopAgentTracing()
     result = agent.GetResults()
     json.loads(result.raw_data)