Convert V8GCTimes measurement to timeline based measurement.

tools/perf/metrics/v8_gc_times_metric_unittest.py

Index: tools/perf/metrics/v8_gc_times_metric_unittest.py
diff --git a/tools/perf/measurements/v8_gc_times_unittest.py b/tools/perf/metrics/v8_gc_times_metric_unittest.py
similarity index 97%
copy from tools/perf/measurements/v8_gc_times_unittest.py
copy to tools/perf/metrics/v8_gc_times_metric_unittest.py
index c5f6c0e69f9c48d8bd34039216df875e65fa7476..66ca69c97cf81e72a5c21c94d837f11340f28939 100644
--- a/tools/perf/measurements/v8_gc_times_unittest.py
+++ b/tools/perf/metrics/v8_gc_times_metric_unittest.py
@@ -2,7 +2,6 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-from telemetry import decorators
 from telemetry.internal.results import page_test_results
 from telemetry.page import page as page_module
 from telemetry.testing import options_for_unittests
@@ -10,7 +9,7 @@ from telemetry.testing import page_test_test_case
 from telemetry.timeline import model as model_module
 from telemetry.util import wpr_modes
 
-from measurements import v8_gc_times
+from metrics import v8_gc_times_metric
 
 
 class V8GCTimesTestPageHelper(object):
@@ -46,16 +45,16 @@ class V8GCTimesTestPageHelper(object):
     # Pretend we're about to run the tests to silence lower level asserts.
     results.WillRunPage(page)
 
-    v8_gc_times_metric = v8_gc_times.V8GCTimes()
+    metric = v8_gc_times_metric.V8GCTimesMetric()
     # pylint: disable=protected-access
-    v8_gc_times_metric._renderer_process = self._renderer_process
+    metric._renderer_process = self._renderer_process
 
     # Finalize the timeline import.
     self._model.FinalizeImport()
 
     # Measure the V8GCTimes metric and return the results
     # pylint: disable=protected-access
-    v8_gc_times_metric._AddV8MetricsToResults(self._renderer_process, results)
+    metric._AddV8MetricsToResults(self._renderer_process, results)
     results.DidRunPage(page)
     return results
 
@@ -269,10 +268,6 @@ class V8GCTimesTests(page_test_test_case.PageTestTestCase):
           'Result for [' + key + '] - expected ' + str(expected[key]) +
           ' but got ' + str(actual[key]))
 
-  @decorators.Disabled('win')  # crbug.com/416502
-  def testCleanUpTrace(self):
-    self.TestTracingCleanedUp(v8_gc_times.V8GCTimes, self._options)
-
 
 def _ActualValues(results):
   return dict(list(