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

tools/perf/page_sets/page_cycler/morejsnp.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 MorejsnpPage(page_module.Page):
 
   def __init__(self, url, page_set):
     super(MorejsnpPage, self).__init__(url=url, page_set=page_set)
 
 
 class MorejsnpPageSet(story.StorySet):
 
   """ Morejsnp page_cycler benchmark """
 
   def __init__(self):
     super(MorejsnpPageSet, self).__init__(
-      # pylint: disable=C0301
+      # pylint: disable=line-too-long
       serving_dirs=set(['../../../../data/page_cycler/morejsnp']),
       cloud_storage_bucket=story.PARTNER_BUCKET)
 
     urls_list = [
       'file://../../../../data/page_cycler/morejsnp/blog.chromium.org/',
       'file://../../../../data/page_cycler/morejsnp/dev.chromium.org/',
-      # pylint: disable=C0301
+      # pylint: disable=line-too-long
       'file://../../../../data/page_cycler/morejsnp/googleblog.blogspot.com1/',
-      # pylint: disable=C0301
+      # pylint: disable=line-too-long
       'file://../../../../data/page_cycler/morejsnp/googleblog.blogspot.com2/',
       'file://../../../../data/page_cycler/morejsnp/test.blogspot.com/',
       'file://../../../../data/page_cycler/morejsnp/www.igoogle.com/',
       'file://../../../../data/page_cycler/morejsnp/www.techcrunch.com/',
       'file://../../../../data/page_cycler/morejsnp/www.webkit.org/',
       'file://../../../../data/page_cycler/morejsnp/www.yahoo.com/'
     ]
 
     for url in urls_list:
       self.AddStory(MorejsnpPage(url, self))