Move serving_dirs to UserStorySet, update user_story_runner.

tools/telemetry/telemetry/user_story/android/__init__.py

Index: tools/telemetry/telemetry/user_story/android/__init__.py
diff --git a/tools/telemetry/telemetry/user_story/android/__init__.py b/tools/telemetry/telemetry/user_story/android/__init__.py
index 26ecf31f8d37ad842b068ea7b86ec93e8d901f19..8d7ebdc3fac2b9df4f68928c43dc23a3f00978ee 100644
--- a/tools/telemetry/telemetry/user_story/android/__init__.py
+++ b/tools/telemetry/telemetry/user_story/android/__init__.py
@@ -6,9 +6,10 @@ from telemetry import user_story
 from telemetry.user_story.android import shared_app_state
 
 class AppStory(user_story.UserStory):
-  def __init__(self, start_intent, name='', labels=None):
+  def __init__(self, start_intent, name='', labels=None, is_local=False):
     super(AppStory, self).__init__(
-        shared_app_state.SharedAppState, name, labels)
+        shared_app_state.SharedAppState, name=name, labels=labels,
+        is_local=is_local)
     self.start_intent = start_intent
 
   def RunPageInteractions(self):