[Telemetry] Remove is_smooth flag.

tools/perf/page_sets/key_mobile_sites_smooth.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
 
 from page_sets import key_mobile_sites_pages
 
 
 def _IssueMarkerAndScroll(action_runner):
   interaction = action_runner.BeginGestureInteraction(
-      'ScrollAction', is_smooth=True)
+      'ScrollAction')
   action_runner.ScrollPage()
   interaction.End()
 
 
 def _CreatePageClassWithSmoothInteractions(page_cls):
   class DerivedSmoothPage(page_cls):  # pylint: disable=W0232
 
     def RunPageInteractions(self, action_runner):
       _IssueMarkerAndScroll(action_runner)
   return DerivedSmoothPage
@@ skipping 44 matching lines @@
     super(WowwikiSmoothPage, self).RunNavigateSteps(action_runner)
     action_runner.ScrollPage()
     action_runner.ReloadPage()
     super(WowwikiSmoothPage, self).RunNavigateSteps(action_runner)
 
 
 class GmailSmoothPage(key_mobile_sites_pages.GmailPage):
 
   def RunPageInteractions(self, action_runner):
     interaction = action_runner.BeginGestureInteraction(
-        'ScrollAction', is_smooth=True)
+        'ScrollAction')
     action_runner.ScrollElement(element_function=(
         'document.getElementById("views").childNodes[1].firstChild'))
     interaction.End()
     interaction = action_runner.BeginGestureInteraction(
-        'ScrollAction', is_smooth=True)
+        'ScrollAction')
     action_runner.ScrollElement(element_function=(
         'document.getElementById("views").childNodes[1].firstChild'))
     interaction.End()
 
 
 class GroupClonedSmoothPage(key_mobile_sites_pages.GroupClonedPage):
 
   def RunPageInteractions(self, action_runner):
     interaction = action_runner.BeginGestureInteraction(
-        'ScrollAction', is_smooth=True)
+        'ScrollAction')
     action_runner.ScrollPage(
         distance_expr='''
             Math.max(0, 1250 + document.getElementById("element-19")
                                        .contentDocument
                                        .getElementById("element-22")
                                        .getBoundingClientRect().top);''',
         use_touch=True)
     interaction.End()
 
 
 class GroupClonedListImagesPage(
   key_mobile_sites_pages.GroupClonedListImagesPage):
 
   def RunPageInteractions(self, action_runner):
     interaction = action_runner.BeginGestureInteraction(
-        'ScrollAction', is_smooth=True)
+        'ScrollAction')
     action_runner.ScrollPage(
         distance_expr='''
             Math.max(0, 1250 +
                 document.getElementById("element-5")
                         .getBoundingClientRect().top);''',
         use_touch=True)
     interaction.End()
 
 class GoogleNewsMobile2SmoothPage(
   key_mobile_sites_pages.GoogleNewsMobile2Page):
 
   def RunPageInteractions(self, action_runner):
     interaction = action_runner.BeginGestureInteraction(
-        'ScrollAction', is_smooth=True)
+        'ScrollAction')
     action_runner.ScrollElement(
         element_function='document.getElementById(":5")',
         distance_expr='''
             Math.max(0, 2500 +
                 document.getElementById(':h').getBoundingClientRect().top)''',
         use_touch=True)
     interaction.End()
 
 
 class AmazonNicolasCageSmoothPage(
   key_mobile_sites_pages.AmazonNicolasCagePage):
 
   def RunPageInteractions(self, action_runner):
     interaction = action_runner.BeginGestureInteraction(
-        'ScrollAction', is_smooth=True)
+        'ScrollAction')
     action_runner.ScrollElement(
         selector='#search',
         distance_expr='document.body.scrollHeight - window.innerHeight')
     interaction.End()
 
 
 class KeyMobileSitesSmoothPageSet(page_set_module.PageSet):
 
   """ Key mobile sites with smooth interactions. """
 
@@ skipping 146 matching lines @@
       ('http://www.baidu.com/s?wd=barack+obama&rsv_bp=0&rsv_spt=3&rsv_sug3=9&'
        'rsv_sug=0&rsv_sug4=3824&rsv_sug1=3&inputT=4920'),
       # Why: Top search engine
       'http://www.bing.com/search?q=sloths',
       # Why: Good example of poor initial scrolling
       'http://ftw.usatoday.com/2014/05/spelling-bee-rules-shenanigans'
     ]
 
     for url in urls_list:
       self.AddUserStory(KeyMobileSitesSmoothPage(url, self))