Delete Automation[Tab/Renderer]Helper and users.

chrome/test/functional/perf_endure.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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.
 
 """Performance tests for Chrome Endure (long-running perf tests on Chrome).
 
 This module accepts the following environment variable inputs:
   TEST_LENGTH: The number of seconds in which to run each test.
   PERF_STATS_INTERVAL: The number of seconds to wait in-between each sampling
@@ skipping 392 matching lines @@
     Returns:
       A list of extra flags to pass to Chrome when it is launched.
     """
     # The same with setUp, but need to fetch the environment variable since
     # ExtraChromeFlags is called before setUp.
     deep_memory_profile = DeepMemoryProfiler.GetEnvironmentVariable(
         'DEEP_MEMORY_PROFILE', bool, DeepMemoryProfiler.DEEP_MEMORY_PROFILE)
 
     # Ensure Chrome enables remote debugging on port 9222.  This is required to
     # interact with Chrome's remote inspector.
-    extra_flags = ['--remote-debugging-port=9222']
+    # Also, enable the memory benchmarking V8 extension for heap dumps.
+    extra_flags = ['--remote-debugging-port=9222',
+                   '--enable-memory-benchmarking']
     if deep_memory_profile:
       extra_flags.append('--no-sandbox')
     if self._use_wpr:
       extra_flags.extend(ChromeEndureReplay.CHROME_FLAGS)
     return perf.BasePerfTest.ExtraChromeFlags(self) + extra_flags
 
   def _OnTimelineEvent(self, event_info):
     """Invoked by the Remote Inspector Client when a timeline event occurs.
 
     Args:
@@ skipping 963 matching lines @@
       replay_options.append('--append')
     return webpagereplay.ReplayServer(archive_path,
                                       cls.WEBPAGEREPLAY_HOST,
                                       cls.WEBPAGEREPLAY_HTTP_PORT,
                                       cls.WEBPAGEREPLAY_HTTPS_PORT,
                                       replay_options)
 
 
 if __name__ == '__main__':
   pyauto_functional.Main()