Modify list_system_health_stories to generate_system_health_csv

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 b5c99a1cdb8b25581033d34283a3db45b60a9105..67c51cd30c1af1d605e71e268bec3a15caaf614f 100644
--- a/tools/perf/page_sets/system_health/loading_stories.py
+++ b/tools/perf/page_sets/system_health/loading_stories.py
@@ -13,9 +13,15 @@ from telemetry import decorators
 
 
 class _LoadingStory(system_health_story.SystemHealthStory):
-  """Abstract base class for single-page System Health user stories."""
+  """Abstract base class for single-page System Health user stories.
+  """

[perezju, 2017/05/18 09:52:35]

nit: no need to push quotes down if title fits in one line.

[nednguyen, 2017/05/18 14:02:58]

Done.

   ABSTRACT_STORY = True
 
+  @classmethod
+  def GetStoryDescription(cls):
+    if not cls.ABSTRACT_STORY and not cls.__doc__:
+      return 'Load %s' % cls.URL
+
 
 ################################################################################
 # Search and e-commerce.