Update perf page_set to use story_set

tools/perf/page_sets/typical_10_mobile.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 import story
 from telemetry.page import page as page_module
-from telemetry.page import page_set as page_set_module
 from telemetry.page import shared_page_state
 
 
 class Typical10MobilePage(page_module.Page):
 
   def __init__(self, url, page_set, name=''):
     super(Typical10MobilePage, self).__init__(
         url=url, page_set=page_set, name=name,
         credentials_path = 'data/credentials.json',
         shared_page_state_class=shared_page_state.SharedMobilePageState)
@@ skipping 34 matching lines @@
     'http://www.rg.ru/2014/10/21/cska-site.html',
     # Why: Popular shopping site
     'http://m.ebay.com/itm/351157205404',
     # Why: Popular viral site, lots of images
     'http://siriuslymeg.tumblr.com/',
     # Why: Popular Chinese language site.
     'http://wapbaike.baidu.com/',
 ]
 
 
-class Typical10MobilePageSet(page_set_module.PageSet):
+class Typical10MobilePageSet(story.StorySet):
   """10 typical mobile pages, used for power testing."""
 
   def __init__(self):
     super(Typical10MobilePageSet, self).__init__(
         archive_data_file='data/typical_10_mobile.json',
-        bucket=page_set_module.PARTNER_BUCKET)
+        cloud_storage_bucket=story.PARTNER_BUCKET)
 
     for url in urls_list:
       self.AddUserStory(Typical10MobilePage(url, self))
 
-class Typical10MobileReloadPageSet(page_set_module.PageSet):
+class Typical10MobileReloadPageSet(story.StorySet):
   """10 typical mobile pages, used for reloading power testing."""
 
   def __init__(self):
     super(Typical10MobileReloadPageSet, self).__init__(
         archive_data_file='data/typical_10_mobile.json',
-        bucket=page_set_module.PARTNER_BUCKET)
+        cloud_storage_bucket=story.PARTNER_BUCKET)
 
     for url in urls_list:
       self.AddUserStory(Typical10MobileReloadPage(url, self))