Update WebCore.FeatureObserver histogram owner.
[chromium-blink-merge.git] / tools / perf / page_sets / tough_layer_cases.py
blob73c3c5e213cc9d2f99c5bac4f41b275f188f7da9
1 # Copyright 2014 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
4 from telemetry.page import page as page_module
5 from telemetry import story
8 class ToughLayerCasesPage(page_module.Page):
10 def __init__(self, url, page_set):
11 super(ToughLayerCasesPage, self).__init__(url=url, page_set=page_set)
14 class ToughLayerCasesPageSet(story.StorySet):
16 """ A collection of tests to measure layer performance. """
18 def __init__(self):
19 super(ToughLayerCasesPageSet, self).__init__()
21 self.AddUserStory(ToughLayerCasesPage(
22 'file://layer_stress_tests/opacity.html', self))