tree 1f7baa1945a67ede969fd155c78733b02737eb65
parent bee63be83f2eca375257d477af50bf3ab7268038
author Amin Hassani <ahassani@google.com> 1518215936 -0800
committer chrome-bot <chrome-bot@chromium.org> 1518585440 -0800

cros_generate_update_payload: output payload metadata size

We need to get the update payload metadata size somehow for paygen
tests. This is the best way to do it. This patch adds
out_metadata_size_file flag to cros_generate_update_payload.

BUG=chromium:808495
TEST=unittest pass; payload tryjob

Change-Id: I65c48565afbdfaff619d6ac08bd8d36a8fb59315
Reviewed-on: https://chromium-review.googlesource.com/912102
Commit-Ready: Amin Hassani <ahassani@chromium.org>
Tested-by: Amin Hassani <ahassani@chromium.org>
Reviewed-by: Don Garrett <dgarrett@chromium.org>