[System Health] Create first System Health media user stories.

tools/perf/benchmarks/battor.py

 # Copyright 2016 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 telemetry.timeline import chrome_trace_category_filter
 from telemetry.web_perf import timeline_based_measurement
 import page_sets
 from telemetry import benchmark
 
@@ skipping 37 matching lines @@
 @benchmark.Disabled('android', 'win8')
 class BattOrToughVideoCases(_BattOrBenchmark):
   """Obtains media metrics for key user scenarios."""
   page_set = page_sets.ToughVideoCasesPageSet
 
   @classmethod
   def Name(cls):
     return 'battor.tough_video_cases'
 
 
+class BattOrSystemHealthMediaDesktop(_BattOrBenchmark):

[petrcermak, 2016/09/13 16:49:03]

nit: can you add a docstring below here?

[rnephew (Reviews Here), 2016/09/13 18:52:40]

Done.

+  def CreateStorySet(self, options):

[petrcermak, 2016/09/13 16:49:03]

nit: add blank line above this one

[rnephew (Reviews Here), 2016/09/13 18:52:40]

Done.

+    return page_sets.SystemHealthStorySet(platform='desktop', case='media')
+  @classmethod

[petrcermak, 2016/09/13 16:49:03]

nit: add blank line above this one

[rnephew (Reviews Here), 2016/09/13 18:52:40]

Done.

+  def Name(cls):
+    return 'battor.system_health_media_desktop'
+
 # TODO(rnephew): Add a version that scrolls.
 class BattOrSystemHealthLoadingDesktop(_BattOrBenchmark):
   """Desktop Chrome Memory System Health Benchmark."""
 
   def CreateStorySet(self, options):
     return page_sets.SystemHealthStorySet(platform='desktop', case='load')
 
   @classmethod
   def ShouldDisable(cls, possible_browser):
     return (
@@ skipping 66 matching lines @@
 @benchmark.Enabled('mac')
 class BattOrSteadyStatePages(_BattOrBenchmark):
 
   def CreateStorySet(self, options):
     # We want it to wait for 30 seconds to be comparable to legacy power tests.
     return page_sets.IdleAfterLoadingStories(wait_in_seconds=30)
 
   @classmethod
   def Name(cls):
     return 'battor.steady_state'