orderfile: cleanup: remove unused parameter (netrc)

Bug: 1021524
Change-Id: I1b15ac40c3930e650ae54306d4ac358dea6f60d5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1936295
Auto-Submit: Egor Pasko <pasko@chromium.org>
Commit-Queue: Benoit L <lizeb@chromium.org>
Reviewed-by: Benoit L <lizeb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#719227}

tools/cygprofile/orderfile_generator_backend.py

@@ -364,17 +364,14 @@ class OrderfileUpdater(object):
   _CLOUD_STORAGE_BUCKET = None
   _UPLOAD_TO_CLOUD_COMMAND = 'upload_to_google_storage.py'
 
-  def __init__(self, repository_root, step_recorder, branch, netrc=None):
+  def __init__(self, repository_root, step_recorder, branch):
     """Constructor.
 
     Args:
       repository_root: (str) Root of the target repository.
       step_recorder: (StepRecorder) Step recorder, for logging.
       branch: (str) Branch to commit to.
-      netrc: (str) Obsolete. Specified by code in internal repo. TODO(pasko):
-          remove.
     """
-    # pylint: disable=unused-argument
     self._repository_root = repository_root
     self._step_recorder = step_recorder
     self._branch = branch