Disable groupcloned.com_test_list-images page from key_mobile_sites

tools/perf/page_sets/key_mobile_sites.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 KeyMobileSitesPage(page_module.Page):
 
   def __init__(self, url, page_set, name=''):
@@ skipping 472 matching lines @@
     self.AddPage(Page12(self))
 #    self.AddPage(Page13(self))
     self.AddPage(Page14(self))
 #    self.AddPage(Page15(self))
     self.AddPage(Page16(self))
     self.AddPage(Page17(self))
     self.AddPage(Page18(self))
     self.AddPage(Page19(self))
     self.AddPage(Page20(self))
     self.AddPage(Page21(self))
-    self.AddPage(Page22(self))
+#    mean_input_event_latency cannot be tracked correctly for Page22.
+#    See crbug.com/409086.
+#    self.AddPage(Page22(self))
 #    self.AddPage(Page23(self))
     self.AddPage(Page24(self))
     self.AddPage(Page25(self))
     self.AddPage(Page26(self))
 
     urls_list = [
       # Why: crbug.com/242544
       ('http://www.androidpolice.com/2012/10/03/rumor-evidence-mounts-that-an-'
        'lg-optimus-g-nexus-is-coming-along-with-a-nexus-phone-certification-'
        'program/'),
@@ skipping 34 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.AddPage(KeyMobileSitesPage(url, self))