Revert of Switch telemetry over to use typ to run the unit tests.

tools/telemetry/PRESUBMIT.py

 # Copyright 2012 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 os
 import sys
 
 PYLINT_BLACKLIST = []
 PYLINT_DISABLED_WARNINGS = ['R0923', 'R0201', 'E1101']
 
 def _CommonChecks(input_api, output_api):
@@ skipping 15 matching lines @@
   checker = presubmit_checker.PresubmitChecker(input_api, output_api)
   results += checker.RunChecks()
 
   results.extend(input_api.canned_checks.RunPylint(
         input_api, output_api,
         black_list=PYLINT_BLACKLIST,
         disabled_warnings=PYLINT_DISABLED_WARNINGS))
   return results
 
 def GetPathsToPrepend(input_api):
-  return [input_api.PresubmitLocalPath(),
-          os.path.join(input_api.PresubmitLocalPath(), os.path.pardir,
-                       os.path.pardir, 'third_party', 'typ')]
+  return [input_api.PresubmitLocalPath()]
 
 def RunWithPrependedPath(prepended_path, fn, *args):
   old_path = sys.path
 
   try:
     sys.path = prepended_path + old_path
     return fn(*args)
   finally:
     sys.path = old_path
 
 def CheckChangeOnUpload(input_api, output_api):
   def go():
     results = []
     results.extend(_CommonChecks(input_api, output_api))
     return results
   return RunWithPrependedPath(GetPathsToPrepend(input_api), go)
 
 def CheckChangeOnCommit(input_api, output_api):
   def go():
     results = []
     results.extend(_CommonChecks(input_api, output_api))
     return results
   return RunWithPrependedPath(GetPathsToPrepend(input_api), go)