cros_bundle_firmware: inline a number of calls

Makes it much easier to see what's going on. There's a linear code flow
now (except for stuff that is _actually_ called repeatedly).

BUG=chromium:595715
BRANCH=none
TEST=bit-identical result

Change-Id: Id1bbf9795c6551c0a5a9df60422cba1af3cf3e8a
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://chromium-review.googlesource.com/418777
Commit-Ready: Patrick Georgi <pgeorgi@chromium.org>
Tested-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-by: Stefan Reinauer <reinauer@chromium.org>
2 files changed