For add network, if password is empty, we search for a hidden network with no security. BUG=chromium-os:8193 TEST=manual Review URL: http://codereview.chromium.org/4142012
For add network, if password is empty, we search for a hidden network with no security.
BUG=chromium-os:8193
TEST=manual
Review URL: http://codereview.chromium.org/4142012

git-svn-id: http://src.chromium.org/svn/trunk/src@64461 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 14026ad3b0a23f79bc146b730f5928ec95053d35
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser