Increase the delay both USB plug-out and plug-in during firmware warning screen.

Since Lumpy may fail to detect the USB in current delay time (5s), too short.

BUG=chromium-os:19710
TEST=run_remote_tests.sh --remote=$REMOTE_IP -a "xml_config=$OVERLAY_XML \
        servo_vid=0x18d1 servo_pid=0x5001" RecoveryButton/control.both
     run_remote_tests.sh --remote=$REMOTE_IP -a "xml_config=$OVERLAY_XML \
        servo_vid=0x18d1 servo_pid=0x5001" UserRequestRecovery/control.both
     run_remote_tests.sh --remote=$REMOTE_IP -a "xml_config=$OVERLAY_XML \
        servo_vid=0x18d1 servo_pid=0x5001" DevTriggerRecovery/control
     run_remote_tests.sh --remote=$REMOTE_IP -a "xml_config=$OVERLAY_XML \
        servo_vid=0x18d1 servo_pid=0x5001" CorruptBothFwAB/control.both

Change-Id: Idd866570245852c3d84451f1399e2269d4ed77bf
Reviewed-on: https://gerrit.chromium.org/gerrit/12429
Reviewed-by: Tom Wai-Hong Tam <waihong@chromium.org>
Tested-by: Tom Wai-Hong Tam <waihong@chromium.org>
Commit-Ready: Tom Wai-Hong Tam <waihong@chromium.org>
1 file changed