[Telemetry + tools/perf] Modify the pylint disable message to use symbolic name

tools/perf/page_sets/page_cycler/alexa_us.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.
 from telemetry.page import page as page_module
 from telemetry import story
 
 
 class AlexaUsPage(page_module.Page):
 
   def __init__(self, url, page_set):
     super(AlexaUsPage, self).__init__(url=url, page_set=page_set)
 
 
 class AlexaUsPageSet(story.StorySet):
 
   """ Alexa US page_cycler benchmark  """
 
   def __init__(self):
     super(AlexaUsPageSet, self).__init__(
-      # pylint: disable=C0301
+      # pylint: disable=line-too-long
       serving_dirs=set(['../../../../data/page_cycler/alexa_us']))
 
     urls_list = [
-      # pylint: disable=C0301
+      # pylint: disable=line-too-long
       'file://../../../../data/page_cycler/alexa_us/accountservices.passport.net/',
       'file://../../../../data/page_cycler/alexa_us/sfbay.craigslist.org/',
       'file://../../../../data/page_cycler/alexa_us/www.amazon.com/',
       'file://../../../../data/page_cycler/alexa_us/www.aol.com/',
       'file://../../../../data/page_cycler/alexa_us/www.bbc.co.uk/',
       'file://../../../../data/page_cycler/alexa_us/www.blogger.com/',
       'file://../../../../data/page_cycler/alexa_us/www.cnn.com/',
       'file://../../../../data/page_cycler/alexa_us/www.ebay.com/',
       'file://../../../../data/page_cycler/alexa_us/www.flickr.com/',
       'file://../../../../data/page_cycler/alexa_us/www.friendster.com/',
       'file://../../../../data/page_cycler/alexa_us/www.go.com/',
       'file://../../../../data/page_cycler/alexa_us/www.google.com/',
       'file://../../../../data/page_cycler/alexa_us/www.imdb.com/',
       'file://../../../../data/page_cycler/alexa_us/www.megaupload.com/',
       'file://../../../../data/page_cycler/alexa_us/www.msn.com/',
       'file://../../../../data/page_cycler/alexa_us/www.myspace.com/',
       'file://../../../../data/page_cycler/alexa_us/www.orkut.com/',
       'file://../../../../data/page_cycler/alexa_us/www.wikipedia.org/',
       'file://../../../../data/page_cycler/alexa_us/www.xanga.com/',
       'file://../../../../data/page_cycler/alexa_us/www.youtube.com/'
     ]
 
     for url in urls_list:
       self.AddStory(AlexaUsPage(url, self))