GitLab

Look for one '-' instead of two '--', to process program options. Some
users have old habits like typing -? for help, for example.

Bug: 798943
Change-Id: I6d757b161ffb2082c8ad0a96e41a31f479969a30
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2160955Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Leon Scroggins <scroggo@google.com>
Auto-Submit: Noel Gordon <noel@chromium.org>
Cr-Commit-Position: refs/heads/master@{#761958}