tree abe27b6cb5d4ff74e1101cea41a214f81f012d24
parent 08063fe4c6328cffa91a660884689faa7a4fb36c
author Alex Deymo <deymo@chromium.org> 1443229807 -0700
committer chrome-bot <chrome-bot@chromium.org> 1443551300 -0700

brillo_update_payload: Improve help message and flags.

Different sub-commands have different flags. This patch improves the
help message of each sub-command including only the flag used by that
sub-command.

BUG=None
TEST=`brillo_update_payload command --help` for the different commands.

Change-Id: I2a1d5c0f0a7cb04bf6d0f4495de83fb66e134c1b
Reviewed-on: https://chromium-review.googlesource.com/302625
Commit-Ready: Alex Deymo <deymo@chromium.org>
Tested-by: Alex Deymo <deymo@chromium.org>
Reviewed-by: Jason Kusuma <jkusuma@chromium.org>