Adding v new p9 page to tough_video_cases.

tools/perf/page_sets/tough_video_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.
 from telemetry.page import page as page_module
 from telemetry.page import page_set as page_set_module
 
 
 class ToughVideoCasesPage(page_module.Page):
 
   def __init__(self, url, page_set):
@@ skipping 408 matching lines @@
   def __init__(self, page_set):
     super(Page29, self).__init__(
       url='file://tough_video_cases/audio_playback.html?id=mixed_audio',
       page_set=page_set)
 
     self.skip_basic_metrics = True
 
   def RunMediaMetrics(self, action_runner):
     self.LoopMixedAudio(action_runner)
 
+class Page30(ToughVideoCasesPage):
+
+  def __init__(self, page_set):
+    super(Page30, self).__init__(
+      url='file://tough_video_cases/video.html?src=tulip2.vp9.webm',
+      page_set=page_set)
+
+    self.add_browser_metrics = True
+
+  def RunMediaMetrics(self, action_runner):
+    self.PlayAction(action_runner)
 
 class ToughVideoCasesPageSet(page_set_module.PageSet):
 
   """
   Description: Video Stack Perf benchmark
   """
   def __init__(self):
     super(ToughVideoCasesPageSet, self).__init__(
             bucket=page_set_module.INTERNAL_BUCKET)
 
@@ skipping 19 matching lines @@
     self.AddPage(Page20(self))
     self.AddPage(Page21(self))
     self.AddPage(Page22(self))
     self.AddPage(Page23(self))
     self.AddPage(Page24(self))
     self.AddPage(Page25(self))
     self.AddPage(Page26(self))
     self.AddPage(Page27(self))
     self.AddPage(Page28(self))
     self.AddPage(Page29(self))
+    self.AddPage(Page30(self))