Empty WiFi icon displayed in Flight Mode

[Michał Sawicz]

In line with https://wiki.ubuntu.com/Networking#Title

Steps:
* enable Flight mode

Expected:
* there is only a plane icon for the networking menu

Current:
* there are a plane and a disconnected WiFi icons

ProblemType: Bug
DistroRelease: Ubuntu RTM 14.09
Package: indicator-network 0.5.1+15.04.20141215~rtm-0ubuntu1
Uname: Linux 3.4.0-5-mako armv7l
ApportVersion: 2.14.7-0ubuntu8
Architecture: armhf
Date: Tue Jan 6 12:01:55 2015
InstallationDate: Installed on 2014-12-18 (18 days ago)
InstallationMedia: Ubuntu Utopic Unicorn (development branch) - armhf (20141218-163635)
SourcePackage: indicator-network
UpgradeStatus: No upgrade log present (probably fresh install)
indicator-network.log:
 Attempted to unregister path (path[0] = org path[1] = freedesktop) which isn't registered
 Attempted to unregister path (path[0] = org path[1] = freedesktop) which isn't registered
upstart.indicator-network.log:
 Attempted to unregister path (path[0] = org path[1] = freedesktop) which isn't registered
 Attempted to unregister path (path[0] = org path[1] = freedesktop) which isn't registered