Deleting unused story sets

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 shared_page_state
 from telemetry import story
 
 from page_sets import key_mobile_sites_pages
 
 
@@ skipping 51 matching lines @@
       page_set=page_set)
 
   # Wowwiki has expensive shader compilation so it can benefit from shader
   # cache from reload.
   def RunNavigateSteps(self, action_runner):
     super(WowwikiSmoothPage, self).RunNavigateSteps(action_runner)
     action_runner.ScrollPage()
     super(WowwikiSmoothPage, self).RunNavigateSteps(action_runner)
 
 
-class GmailSmoothPage(key_mobile_sites_pages.GmailPage):
-
-  def RunPageInteractions(self, action_runner):
-    with action_runner.CreateGestureInteraction('ScrollAction'):
-      action_runner.ScrollElement(element_function=(
-          'document.getElementById("views").childNodes[1].firstChild'))
-    with action_runner.CreateGestureInteraction('ScrollAction'):
-      action_runner.ScrollElement(element_function=(
-          'document.getElementById("views").childNodes[1].firstChild'))
-
-
 class GroupClonedSmoothPage(key_mobile_sites_pages.GroupClonedPage):
 
   def RunPageInteractions(self, action_runner):
     with action_runner.CreateGestureInteraction('ScrollAction'):
       action_runner.ScrollPage(
           distance_expr='''
               Math.max(0, 1250 + document.getElementById("element-19")
                                          .contentDocument
                                          .getElementById("element-22")
                                          .getBoundingClientRect().top);''',
@@ skipping 194 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.AddStory(KeyMobileSitesSmoothPage(url, self))