fastboot: Allow full fastboot capability if GBB flag is set

If GBB flag is set to allow full fastboot capability, do not ask for
user confirmation and do not restrict any command execution.

BUG=None
BRANCH=None
TEST=Compiles successfully

Change-Id: I38983490407dae59cb7d8c4f96461574646acce6
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://chromium-review.googlesource.com/275472
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Trybot-Ready: Furquan Shaikh <furquan@chromium.org>
Tested-by: Furquan Shaikh <furquan@chromium.org>
3 files changed