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

tools/telemetry/telemetry/util/find_dependencies.py

Index: tools/telemetry/telemetry/util/find_dependencies.py
diff --git a/tools/telemetry/telemetry/util/find_dependencies.py b/tools/telemetry/telemetry/util/find_dependencies.py
index 28c910c5ff299edb1c9be36dc780d86c27a2ad64..bdabc70d093136eaac12b83c682f878a56ae8e51 100644
--- a/tools/telemetry/telemetry/util/find_dependencies.py
+++ b/tools/telemetry/telemetry/util/find_dependencies.py
@@ -227,7 +227,7 @@
   """Prints all dependencies"""
 
   @classmethod
-  def AddCommandLineArgs(cls, parser, _):
+  def AddCommandLineArgs(cls, parser):
     parser.add_option(
         '-v', '--verbose', action='count', dest='verbosity',
         help='Increase verbosity level (repeat as needed).')
@@ -245,7 +245,7 @@
         help='Store files in a zip archive at ZIP.')
 
   @classmethod
-  def ProcessCommandLineArgs(cls, parser, args, _):
+  def ProcessCommandLineArgs(cls, parser, args):
     if args.verbosity >= 2:
       logging.getLogger().setLevel(logging.DEBUG)
     elif args.verbosity: