Actually disable load:tools:gmail

tools/perf/page_sets/system_health/loading_stories.py

Index: tools/perf/page_sets/system_health/loading_stories.py
diff --git a/tools/perf/page_sets/system_health/loading_stories.py b/tools/perf/page_sets/system_health/loading_stories.py
index b2e3828a0dda077a5f4e2c5c4bcc242fa1c34ebd..eb0c54e45fdabf1c21c79ab2020e07591c43fcc4 100644
--- a/tools/perf/page_sets/system_health/loading_stories.py
+++ b/tools/perf/page_sets/system_health/loading_stories.py
@@ -279,7 +279,6 @@ class LoadDocsStory(_LoadingStory):
       'https://docs.google.com/document/d/1GvzDP-tTLmJ0myRhUAfTYWs3ZUFilUICg8psNHyccwQ/edit?usp=sharing')
 
 
-@decorators.Disabled('android')  # crbug.com.com/664505
 class _LoadGmailBaseStory(_LoadingStory):
   NAME = 'load:tools:gmail'
   URL = 'https://mail.google.com/mail/'
@@ -309,6 +308,8 @@ class LoadGmailDesktopStory(_LoadGmailBaseStory):
     action_runner.WaitForJavaScriptCondition(
         'document.getElementById("loading").style.display === "none"')
 
+
+@decorators.Disabled('android')  # crbug.com.com/664505
 class LoadGmailMobileStory(_LoadGmailBaseStory):
   SUPPORTED_PLATFORMS = platforms.MOBILE_ONLY