Remove old accessibility system health stories

Bug: 953703
Change-Id: I1589034b79b2cbcea09634f666a2bc874bd68bf1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1587034
Reviewed-by: Juan Antonio Navarro PĂ©rez <perezju@chromium.org>
Reviewed-by: Caleb Rouleau <crouleau@chromium.org>
Commit-Queue: Ulan Degenbaev <ulan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#655164}
diff --git a/tools/perf/expectations.config b/tools/perf/expectations.config
index 82cff7f..5a9812a7 100644
--- a/tools/perf/expectations.config
+++ b/tools/perf/expectations.config
@@ -276,7 +276,6 @@
 crbug.com/812807 [ Linux ] system_health.memory_desktop/browse:media:tumblr [ Skip ]
 crbug.com/836406 [ Linux ] system_health.memory_desktop/browse:news:flipboard [ Skip ]
 crbug.com/836407 [ Linux ] system_health.memory_desktop/browse:tools:maps [ Skip ]
-crbug.com/837397 [ Linux ] system_health.memory_desktop/load_accessibility:shopping:amazon [ Skip ]
 crbug.com/934885 [ Linux ] system_health.memory_desktop/load_accessibility:media:wikipedia:2018 [ Skip ]
 crbug.com/869118 [ Linux ] system_health.memory_desktop/long_running:tools:gmail-background [ Skip ]
 crbug.com/836447 [ ChromeOS ] system_health.memory_desktop/multitab:misc:typical24 [ Skip ]
diff --git a/tools/perf/page_sets/system_health/accessibility_stories.py b/tools/perf/page_sets/system_health/accessibility_stories.py
index 6ebff46..6c88e8a 100644
--- a/tools/perf/page_sets/system_health/accessibility_stories.py
+++ b/tools/perf/page_sets/system_health/accessibility_stories.py
@@ -28,19 +28,6 @@
         story_set, take_memory_measurement, extra_browser_args)
 
 
-class AccessibilityScrollingCodeSearchStory(_AccessibilityStory):
-  """Tests scrolling an element within a page."""
-  NAME = 'browse_accessibility:tech:codesearch'
-  URL = 'https://cs.chromium.org/chromium/src/ui/accessibility/platform/ax_platform_node_mac.mm'
-  TAGS = [story_tags.ACCESSIBILITY, story_tags.SCROLL, story_tags.YEAR_2016]
-
-  def RunNavigateSteps(self, action_runner):
-    super(AccessibilityScrollingCodeSearchStory, self).RunNavigateSteps(
-        action_runner)
-    action_runner.WaitForElement(text='// namespace ui')
-    action_runner.ScrollElement(selector='#file_scroller', distance=1000)
-
-
 class AccessibilityScrollingCodeSearchStory2018(_AccessibilityStory):
   """Tests scrolling an element within a page."""
   NAME = 'browse_accessibility:tech:codesearch:2018'
@@ -55,24 +42,12 @@
       action_runner.ScrollElement(selector='#file_scroller', distance=1000)
 
 
-class AccessibilityWikipediaStory(_AccessibilityStory):
-  """Wikipedia page on Accessibility. Long, but very simple, clean layout."""
-  NAME = 'load_accessibility:media:wikipedia'
-  URL = 'https://en.wikipedia.org/wiki/Accessibility'
-  TAGS = [story_tags.ACCESSIBILITY, story_tags.YEAR_2016]
-
 class AccessibilityWikipediaStory2018(_AccessibilityStory):
   """Wikipedia page on Accessibility. Long, but very simple, clean layout."""
   NAME = 'load_accessibility:media:wikipedia:2018'
   URL = 'https://en.wikipedia.org/wiki/Accessibility'
   TAGS = [story_tags.ACCESSIBILITY, story_tags.YEAR_2018]
 
-class AccessibilityAmazonStory(_AccessibilityStory):
-  """Amazon results page. Good example of a site with a data table."""
-  NAME = 'load_accessibility:shopping:amazon'
-  URL = 'https://www.amazon.com/gp/offer-listing/B01IENFJ14'
-  TAGS = [story_tags.ACCESSIBILITY, story_tags.YEAR_2016]
-
 class AccessibilityAmazonStory2018(_AccessibilityStory):
   """Amazon results page. Good example of a site with a data table."""
   NAME = 'load_accessibility:shopping:amazon:2018'