Add simple pepper plugin telemetry test

tools/perf/page_sets/tough_pepper_cases.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.
+# pylint: disable=W0401,W0614
+from telemetry.page.actions.all_page_actions import *
+from telemetry.page import page as page_module
+from telemetry.page import page_set as page_set_module
+
+class ToughPepperCasesPage(page_module.Page):
+
+  def __init__(self, url, page_set):
+    super(ToughPepperCasesPage, self).__init__(url=url, page_set=page_set)
+
+  def RunSmoothness(self, action_runner):
+    action_runner.RunAction(ScrollAction())
+
+
+class Page1(ToughPepperCasesPage):
+
+  """ Why: Simple pepper plugin for touch drawing """
+
+  def __init__(self, page_set):
+    super(Page1, self).__init__(
+        url='file://tough_pepper_cases/simple_pepper_plugin.html',
+        page_set=page_set)
+
+  def RunSmoothness(self, action_runner):
+    # Wait until the page and the plugin module are loaded.
+    action_runner.RunAction(WaitAction(
+        {
+            'javascript': ('pageLoaded === true && moduleLoaded === true')
+        }))
+    action_runner.RunAction(ScrollAction(
+        {
+            'scroll_requires_touch': True,
+            'direction': 'up',
+            'top_start_percentage': 0.3,
+            'left_start_percentage': 0.3,
+            'speed': 200,
+            'scroll_distance_function': 'function() { return 500; }',
+        }))
+
+class ToughPepperCasesPageSet(page_set_module.PageSet):
+
+  """ Pepper latency test cases """
+
+  def __init__(self):
+    super(ToughPepperCasesPageSet, self).__init__()
+
+    self.AddPage(Page1(self))