Comment 2 for bug 1504870

StacktraceTop:
 unity::menu::Manager::Indicators() const () from /tmp/apport_sandbox_OTInYs/usr/lib/compiz/libunityshell.so
 unity::panel::PanelView::PanelView(unity::MockableBaseWindow*, std::shared_ptr<unity::menu::Manager> const&, char const*, int) () from /tmp/apport_sandbox_OTInYs/usr/lib/compiz/libunityshell.so
 unity::panel::Controller::Impl::CreatePanel() () from /tmp/apport_sandbox_OTInYs/usr/lib/compiz/libunityshell.so
 unity::panel::Controller::Impl::OnScreenChanged(unsigned int, std::vector<nux::Rect, std::allocator<nux::Rect> > const&) () from /tmp/apport_sandbox_OTInYs/usr/lib/compiz/libunityshell.so
 unity::UScreen::Refresh() () from /tmp/apport_sandbox_OTInYs/usr/lib/compiz/libunityshell.so