[system-health] Rename browse:media:facebook to browse:media:facebook_photos

tools/perf/page_sets/system_health/browsing_stories.py

 # Copyright 2016 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 page_sets.system_health import platforms
 from page_sets.system_health import system_health_story
 
 
 class _BrowsingStory(system_health_story.SystemHealthStory):
   """Abstract base class for browsing stories.
@@ skipping 262 matching lines @@
   URL = 'https://www.youtube.com/watch?v=QGfhS1hfTWw&autoplay=false'
   ITEM_SELECTOR = '.yt-uix-simple-thumb-related'
   SUPPORTED_PLATFORMS = platforms.DESKTOP_ONLY
   IS_SINGLE_PAGE_APP = True
   # A longer view time allows videos to load and play.
   ITEM_VIEW_TIME_IN_SECONDS = 5
   ITEMS_TO_VISIT = 8
   ITEM_SELECTOR_INDEX = 3
 
 
-class FacebookMobileStory(_MediaBrowsingStory):
-  NAME = 'browse:media:facebook'
+class FacebookPhotosMediaStory(_MediaBrowsingStory):
+  NAME = 'browse:media:facebook_photos'
   URL = (
       'https://m.facebook.com/rihanna/photos/a.207477806675.138795.10092511675/10153911739606676/?type=3&source=54&ref=page_internal')
   ITEM_SELECTOR = '._57-r.touchable'
   SUPPORTED_PLATFORMS = platforms.MOBILE_ONLY
   IS_SINGLE_PAGE_APP = True
   ITEM_SELECTOR_INDEX = 0
 
-  def _Login(self, action_runner):
-    action_runner.Navigate('https://m.facebook.com/rihanna')
-    action_runner.tab.WaitForDocumentReadyStateToBeComplete()
 
-
-class FacebookDesktopStory(_MediaBrowsingStory):
-  NAME = 'browse:media:facebook'
+class FacebookPhotosDesktopStory(_MediaBrowsingStory):
+  NAME = 'browse:media:facebook_photos'
   URL = (
       'https://www.facebook.com/rihanna/photos/a.207477806675.138795.10092511675/10153911739606676/?type=3&theater')
   ITEM_SELECTOR = '.snowliftPager.next'
   # Recording currently does not work. The page gets stuck in the
   # theater viewer.
   SUPPORTED_PLATFORMS = platforms.NO_PLATFORMS
   IS_SINGLE_PAGE_APP = True
-
-  def _Login(self, action_runner):
-    action_runner.Navigate('https://www.facebook.com/rihanna')
-    action_runner.tab.WaitForDocumentReadyStateToBeComplete()