tree 1a3af69df76664b428e5662a1dc07eadbda7de43
parent 7bfc89fe3e9f4bd83ab13088317aaebc3a06a1f2
author Mike Frysinger <vapier@chromium.org> 1568409684 -0400
committer chrome-bot <chrome-bot@chromium.org> 1568933212 -0700

pre-upload: switch to io.StringIO

Since Python 3 dropped StringIO, switch over to io.StringIO.

BUG=chromium:1003955
TEST=unittests pass

Change-Id: If7074d4dd89e31c7e48b79e8a6b34ed3adb65c98
Reviewed-on: https://chromium-review.googlesource.com/1803858
Tested-by: Mike Frysinger <vapier@chromium.org>
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Legacy-Commit-Queue: Commit Bot <commit-bot@chromium.org>
Reviewed-by: Will Bradley <wbbradley@chromium.org>