Remove --no-sandbox flag from command line for telemetry

tools/perf/benchmarks/oortonline.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 page_sets
 
 from core import perf_benchmark
 from telemetry import benchmark
 from telemetry.page import page_test
 from telemetry.value import scalar
@@ skipping 43 matching lines @@
   """OortOnline benchmark that measures WebGL and V8 performance.
   URL: http://oortonline.gl/#run
   Info: http://v8project.blogspot.de/2015/10/jank-busters-part-one.html
   """
 
   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'
     ])
 
   def CreateStorySet(self, options):
     return page_sets.OortOnlineTBMPageSet()
 
   def CreateTimelineBasedMeasurementOptions(self):
     v8_gc_latency_categories = [
         'blink.console', 'renderer.scheduler', 'v8', 'webkit.console']
     smoothness_categories = [
         'webkit.console', 'blink.console', 'benchmark', 'trace_event_overhead']
@@ skipping 12 matching lines @@
   @classmethod
   def Name(cls):
     return 'oortonline_tbm'
 
   @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 == 'Running'