Log Message:
Import quartz-wm-1.3.1 as wm/quartz-wm.

quartz-wm is the window manager used by XQuartz to bring an OS X-like
experience to X11 applications. It makes use of the AppleWM X11 protocol
extension to have libXplugin within XQuartz render window decoration on its
behalf and handles basic wm functionality as described by the ICCCM.