Revert of Four new pages added to tough_scheduling_cases

tools/perf/page_sets/tough_scheduling_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 ToughSchedulingCasesPage(page_module.Page):
 
   def __init__(self, url, page_set):
@@ skipping 313 matching lines @@
   def __init__(self, name, desktop, slow_handler, bounce, page_set):
     super(EmptyTouchHandlerPage, self).__init__(
       url='file://tough_scheduling_cases/empty_touch_handler' +
         ('_desktop' if desktop else '') + '.html?' + name,
       page_set=page_set)
 
     if slow_handler:
       self.synthetic_delays = {
         'blink.HandleInputEvent': {'target_duration': 0.2}
       }
+
     self.bounce = bounce
 
   def RunSmoothness(self, action_runner):
     if self.bounce:
       interaction = action_runner.BeginGestureInteraction(
           'ScrollBounceAction', is_smooth=True)
       action_runner.ScrollBouncePage()
       interaction.End()
     else:
       interaction = action_runner.BeginGestureInteraction(
@@ skipping 19 matching lines @@
         'ScrollBounceAction', is_smooth=True)
     action_runner.ScrollBouncePage()
     interaction.End()
 
 
 class ToughSchedulingCasesPageSet(page_set_module.PageSet):
 
   """ Tough scheduler latency test cases """
 
   def __init__(self):
-    super(ToughSchedulingCasesPageSet, self).__init__(
-        archive_data_file='data/tough_scheduling_cases.json')
+    super(ToughSchedulingCasesPageSet, self).__init__()
 
     # Why: Simple scrolling baseline
     self.AddPage(ToughSchedulingCasesPage(
       'file://tough_scheduling_cases/simple_text_page.html',
       self))
     self.AddPage(Page1(self))
     self.AddPage(Page2(self))
     self.AddPage(Page3(self))
     self.AddPage(Page4(self))
     self.AddPage(Page5(self))
@@ skipping 73 matching lines @@
     # Why: Scroll bounce with slow handler on desktop, blocks only once until
     # ACK timeout.
     self.AddPage(EmptyTouchHandlerPage(
       name='bounce_desktop_slow_handler',
       desktop=True,
       slow_handler=True,
       bounce=True,
       page_set=self))
     # Why: For measuring the latency of scroll-synchronized effects.
     self.AddPage(SynchronizedScrollOffsetPage(page_set=self))
-
-    real_pages_url_list = [
-          'http://www.latimes.com',
-          ('http://io9.com/the-10-most-shocking-characters-that-george-r-r-' +
-           'martin-1579481155/+tinaamini'),
-          'http://ftw.usatoday.com/2014/05/spelling-bee-rules-shenanigans',
-          'http://m.espn.go.com/nhl/rankings'
-    ]
-
-    for url in real_pages_url_list:
-      self.AddPage(ToughSchedulingCasesPage(url, self))