[Telemetry] Resolve errors due to new pylint checker.

tools/telemetry/telemetry/benchmark.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.
 
 import logging
 import optparse
 import os
 import shutil
 import sys
 import zipfile
@@ skipping 73 matching lines @@
     return BenchmarkMetadata(self.Name())
 
   def Run(self, finder_options):
     """Run this test with the given options."""
     self.CustomizeBrowserOptions(finder_options.browser_options)
 
     pt = self.PageTestClass()()
     pt.__name__ = self.__class__.__name__
 
     if hasattr(self, '_disabled_strings'):
+      # pylint: disable=protected-access
       pt._disabled_strings = self._disabled_strings
     if hasattr(self, '_enabled_strings'):
+      # pylint: disable=protected-access
       pt._enabled_strings = self._enabled_strings
 
     expectations = self.CreateExpectations()
     us = self.CreateUserStorySet(finder_options)
 
     self._DownloadGeneratedProfileArchive(finder_options)
 
     benchmark_metadata = self.GetMetadata()
     results = results_options.CreateResults(benchmark_metadata, finder_options)
     try:
@@ skipping 106 matching lines @@
     """
     return test_expectations.TestExpectations()
 
 
 def AddCommandLineArgs(parser):
   page_runner.AddCommandLineArgs(parser)
 
 
 def ProcessCommandLineArgs(parser, args):
   page_runner.ProcessCommandLineArgs(parser, args)