CHERRY-PICK: vboot: Modify VbExIsShutdownRequested to return shutdown request mask

Change to VbExIsShutdownRequested required to support
GBB_FLAG_DISABLE_LID_SHUTDOWN in vboot.

BUG=none
BRANCH=Banjo
TEST=Manual on Banjo, with corresponding vboot_reference change. Set GBB
flag 0x1000 and disable powerd launch on boot. Close lid and issue
'reboot' command over ssh. Verify system reboots successfully into OS.

Change-Id: I72d89b49928675b218bdb35bbf3d778fc3dac1d9
Original Change-Id: Ie8019e0297e44e6922e5337fcfd07cd7d61d8639
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/234994
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/263201
Tested-by: Katherine Hsieh <Katherine.Hsieh@quantatw.com>
Reviewed-by: T.H. Lin <T.H_Lin@quantatw.com>
1 file changed