unity::launcher::Controller::Impl::EnsureLaunchers(int, std::vector<nux::Rect, std::allocator<nux::Rect> > const&) () from /usr/lib/compiz/libunityshell.so
UScreen::Refresh() () from /usr/lib/compiz/libunityshell.so
UScreen::OnIdleChanged(UScreen*) () from /usr/lib/compiz/libunityshell.so
g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0