[tools/perf] Update users of action_runner to directly referencing it from tab.action_runner field

tools/perf/benchmarks/service_worker.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 collections
 import page_sets
 import re
 
 from core import perf_benchmark
 
 from telemetry.core import util
-from telemetry.page import action_runner
 from telemetry.page import page_test
 from telemetry.timeline import async_slice as async_slice_module
 from telemetry.timeline import slice as slice_module
 from telemetry.value import scalar
 
 from measurements import timeline_controller
 from metrics import speedindex
 
 
 class _ServiceWorkerTimelineMetric(object):
@@ skipping 75 matching lines @@
   def DidRunPage(self, platform):
     if platform.tracing_controller.is_tracing_running:
       platform.tracing_controller.StopTracing()
 
   def WillNavigateToPage(self, page, tab):
     self._timeline_controller.SetUp(page, tab)
     self._timeline_controller.Start(tab)
     self._speed_index.Start(page, tab)
 
   def ValidateAndMeasurePage(self, page, tab, results):
-    runner = action_runner.ActionRunner(tab)
     # timeline_controller requires creation of at least a single interaction
     # record. service_worker should be refactored to follow the
     # timeline_based_measurement or it should not re-use timeline_controller
     # logic for start & stop tracing.
-    with runner.CreateInteraction('_DummyInteraction'):
+    with tab.action_runner.CreateInteraction('_DummyInteraction'):
       pass
     tab.WaitForDocumentReadyStateToBeComplete(40)
     self._timeline_controller.Stop(tab, results)
 
     # Retrieve TRACE_EVENTs
     timeline_metric = _ServiceWorkerTimelineMetric()
     browser_process = self._timeline_controller.model.browser_process
     filter_text = '(RegisterServiceWorker|'\
                   'UnregisterServiceWorker|'\
                   'ProcessAllocate|'\
@@ skipping 61 matching lines @@
   page_set = page_sets.ServiceWorkerMicroBenchmarkPageSet
 
   @classmethod
   def Name(cls):
     return 'service_worker.service_worker_micro_benchmark'
 
   @classmethod
   def ShouldDisable(cls, possible_browser):  # http://crbug.com/597656
       return (possible_browser.browser_type == 'reference' and
               possible_browser.platform.GetDeviceTypeName() == 'Nexus 5X')