Test adding perf week tests as smoothness benchmark

tools/perf/page_sets/perf_week.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
+
+from telemetry.page.page import Page
+from telemetry.page.page_set import PageSet
+
+
+class PerfWeekPage(Page):
+  def __init__(self, url, page_set, wait_until_ready=False):
+    super(PerfWeekPage, self).__init__(url=url, page_set=page_set)
+    self._wait_until_ready = wait_until_ready
+
+  def RunNavigateSteps(self, action_runner):
+    action_runner.NavigateToPage(self)
+    action_runner.WaitForJavaScriptCondition('window.measurementReady')
+
+  def RunSmoothness(self, action_runner):
+    action_runner.Wait(10)
+
+class PerfWeekPageSet(PageSet):
+  """Description: A collection of animation performance tests"""
+  def __init__(self):
+    super(PerfWeekPageSet, self).__init__()
+    for filename in os.listdir(
+        os.path.join(os.path.dirname(__file__), 'perf_week')):
+      if filename.endswith('.html'):
+        self.AddPage(PerfWeekPage('file://perf_week/' + filename, self))