Revert of telemetry: Remove command line args from page test

tools/perf/benchmarks/v8.py

Index: tools/perf/benchmarks/v8.py
diff --git a/tools/perf/benchmarks/v8.py b/tools/perf/benchmarks/v8.py
index 36004b561599a27e124aa8c56d44339691e7367d..3b86416d1792e50b51d7c3e9a3f0c0f3b4cb682b 100644
--- a/tools/perf/benchmarks/v8.py
+++ b/tools/perf/benchmarks/v8.py
@@ -10,10 +10,11 @@
 @benchmark.Disabled  # crbug.com/416502
 class V8GarbageCollectionCases(benchmark.Benchmark):
   """Measure V8 metrics on the garbage collection cases."""
-  def CreatePageTest(self, options):
-    # TODO(ernstm): Remove v8-overhead when benchmark relevant v8 events become
-    # available in the 'benchmark' category.
-    return timeline_based_measurement.TimelineBasedMeasurement(
-        overhead_level='v8-overhead')
+  test = timeline_based_measurement.TimelineBasedMeasurement
+  page_set = page_sets.GarbageCollectionCasesPageSet
 
-  page_set = page_sets.GarbageCollectionCasesPageSet
+  # TODO(ernstm): Remove this argument when benchmark relevant v8 events become
+  # available in the 'benchmark' category.
+  @classmethod
+  def SetArgumentDefaults(cls, parser):
+    parser.set_defaults(overhead_level='v8-overhead')