Reland of move --no-sandbox flag from command line for telemetry

tools/perf/benchmarks/v8.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.
 
 from core import perf_benchmark
 
 from measurements import v8_detached_context_age_in_gc
 from measurements import v8_gc_times
 import page_sets
 from telemetry import benchmark
@@ skipping 45 matching lines @@
 @benchmark.Disabled('reference', 'android')  # crbug.com/579546
 class V8InfiniteScroll(perf_benchmark.PerfBenchmark):
   """Measures V8 GC metrics and memory usage while scrolling the top web pages.
   http://www.chromium.org/developers/design-documents/rendering-benchmarks"""
 
   def SetExtraBrowserOptions(self, options):
     options.AppendExtraBrowserArgs([
         # TODO(perezju): Temporary workaround to disable periodic memory dumps.
         # See: http://crbug.com/513692
         '--enable-memory-benchmarking',
-        # TODO(ssid): Remove this flag after fixing http://crbug.com/461788.
-        '--no-sandbox',
         '--js-flags=--heap-growing-percent=10'
     ])
 
   def CreateStorySet(self, options):
     return page_sets.InfiniteScrollPageSet()
 
   def CreateTimelineBasedMeasurementOptions(self):
     v8_gc_latency_categories = [
         'blink.console', 'renderer.scheduler', 'v8', 'webkit.console']
     smoothness_categories = [
@@ skipping 17 matching lines @@
   @classmethod
   def ValueCanBeAddedPredicate(cls, value, is_first_result):
     if value.tir_label in ['Begin', 'End']:
       return value.name.startswith('memory_') and 'v8_renderer' in value.name
     else:
       return value.tir_label == 'Scrolling'
 
   @classmethod
   def ShouldTearDownStateAfterEachStoryRun(cls):
     return True