Delete all_page_actions, which is now empty.

tools/perf/page_sets/startup_pages_record.py

 # Copyright 2014 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.
-# pylint: disable=W0401,W0614
-from telemetry.page.actions.all_page_actions import *
 from telemetry.page import page as page_module
 from telemetry.page import page_set as page_set_module
 
 
 class StartupPagesRecordPage(page_module.Page):
 
   def __init__(self, url, page_set):
     super(StartupPagesRecordPage, self).__init__(url=url, page_set=page_set)
     self.archive_data_file = 'data/startup_pages.json'
 
@@ skipping 13 matching lines @@
 
     urls_list = [
         # Why: typical page
         'http://bbc.co.uk',
         # Why: Horribly complex page - stress test!
         'http://kapook.com',
     ]
 
     for url in urls_list:
       self.AddPage(StartupPagesRecordPage(url, self))