Add some more categories for V8.TodoMVC to see what keeps us non-idle

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.
 import os
 import re
 
 from core import path_util
 from core import perf_benchmark
 from page_sets import google_pages
 
 from benchmarks import v8_helper
 
 from measurements import v8_detached_context_age_in_gc
 from measurements import v8_gc_times
 import page_sets
 from telemetry import benchmark
 from telemetry import story
 from telemetry.timeline import chrome_trace_config
 from telemetry.timeline import chrome_trace_category_filter
 from telemetry.web_perf import timeline_based_measurement
 
 
 def CreateV8TimelineBasedMeasurementOptions():
   category_filter = chrome_trace_category_filter.ChromeTraceCategoryFilter()
   category_filter.AddIncludedCategory('v8')
+  category_filter.AddIncludedCategory('blink')

[Sami, 2016/08/24 16:40:16]

Did you mean to add toplevel too? We could also try '*' if we're desperate, but
that's likely to move some metrics too.

   category_filter.AddIncludedCategory('blink.console')
   category_filter.AddDisabledByDefault('disabled-by-default-v8.compile')
   options = timeline_based_measurement.Options(category_filter)
   options.SetTimelineBasedMetrics(['executionMetric'])
   return options
 
 
 @benchmark.Disabled('win')        # crbug.com/416502
 class V8Top25(perf_benchmark.PerfBenchmark):
   """Measures V8 GC metrics on the while scrolling down the top 25 web pages.
@@ skipping 277 matching lines @@
       return True
     # http://crbug.com/623576
     if (possible_browser.platform.GetDeviceTypeName() == 'Nexus 5' or
         possible_browser.platform.GetDeviceTypeName() == 'Nexus 7'):
       return True
     return False
 
   @classmethod
   def ShouldTearDownStateAfterEachStoryRun(cls):
     return True