[mutter] (6 commits) Non-fast-forward update to branch bilelmoussaoui/x11-build-guards

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

The branch 'bilelmoussaoui/x11-build-guards' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  8bb74e6... compositor: Guard X11 types
  fdfb7dc... core/display: Guard X11 types
  0dbd8bd... compositor/dnd: Guard X11 types
  d6fbc90... core/events: Guard X11 types
  da1e53b... wayland: Guard XWayland types
  2aee277... wayland: Move surface check to MetaWaylandSurface

Commits added to the branch:

  fc97c09... compositor: Guard X11 types
  bb57c93... core/display: Guard X11 types
  5255e36... compositor/dnd: Guard X11 types
  21f50e0... core/events: Guard X11 types
  6156e09... wayland: Guard XWayland types
  8364369... wayland: Move surface check to MetaWaylandSurface