Mutter already uses XCB. And even if it didn't this is probably not the right place to request that projects make such large changes.
** Changed in: mutter (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to metacity in Ubuntu. https://bugs.launchpad.net/bugs/1030022 Title: Port from legacy Xlib to modern XCB To manage notifications about this bug go to: https://bugs.launchpad.net/compiz/+bug/1030022/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs