CHERRY-PICK: inform_shopfloor: Fix for checking ethernet readiness

IP address is showed as either "inet xxx.xxx.xxx.xxx" or "inet addr:xxx.xxx.xxx.xxx".
Modify the logic to cover both cases.

BUG=chrome-os-partner:50582
TEST=Manually

Change-Id: Iad6de7b1f4baf2f5bfc15b4e8bd5c45ca38ea9fc
Reviewed-on: https://chromium-review.googlesource.com/338091
Commit-Ready: Kitty Liu <kitty.liu@intel.com>
Tested-by: Kitty Liu <kitty.liu@intel.com>
Reviewed-by: Shun-Hsing Ou <shunhsingou@chromium.org>
(cherry picked from commit 6998c27e07adba0bd553b0d4f5cf402d86433bb9)
Reviewed-on: https://chromium-review.googlesource.com/339410
Reviewed-by: Kitty Liu <kitty.liu@intel.com>
Reviewed-by: Bowgo Tsai <bowgotsai@google.com>
Commit-Queue: Loop Wu <Loop_Wu@asus.com>
Tested-by: Loop Wu <Loop_Wu@asus.com>
1 file changed