Revert of [Telemetry] Pass test_runner environment in local args instead of a global variable

tools/telemetry/telemetry/core/command_line.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 argparse
 import optparse
 
 from telemetry.core import camel_case
 
 
@@ skipping 46 matching lines @@
 
 # TODO: Convert everything to argparse.
 class OptparseCommand(Command):
   usage = ''
 
   @classmethod
   def CreateParser(cls):
     return optparse.OptionParser('%%prog %s %s' % (cls.Name(), cls.usage),
                                  description=cls.Description())
 
-  @classmethod
-  def AddCommandLineArgs(cls, parser, environment):
-    # pylint: disable=arguments-differ
-    pass
-
-  @classmethod
-  def ProcessCommandLineArgs(cls, parser, args, environment):
-    # pylint: disable=arguments-differ
-    pass
-
   def Run(self, args):
     raise NotImplementedError()
 
   @classmethod
   def main(cls, args=None):
     """Main method to run this command as a standalone script."""
     parser = cls.CreateParser()
     cls.AddCommandLineArgs(parser)
     options, args = parser.parse_args(args=args)
     options.positional_args = args
@@ skipping 25 matching lines @@
           command.Name(), help=command.Description())
       subparser.set_defaults(command=command)
       command.AddCommandLineArgs(subparser)
 
   @classmethod
   def ProcessCommandLineArgs(cls, parser, args):
     args.command.ProcessCommandLineArgs(parser, args)
 
   def Run(self, args):
     return args.command().Run(args)